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WOODEN CASE FITTED WITH BRASS HINGES.", "model": "", "SerialNumber": "", "Manufacturer": "Gurley W. & L.E.", "ManuCountry": "United States of America", "ManuProvince": "New york", "ManuCity": "Troy", "BeginDate": "1891", "EndDate": "1910", "date_qualifier": "circa", "patent": "SOLAR COMPASS INVENTED BY WILLIAM AUSTIN BURT MICHIGAN OHIO USA AND PATENTED 1836. (REF.3)", "NumberOfComponents": "1", "ArtifactFinish": "", "ContextCanada": "", "ContextFunction": "USED BY SURVEYORS TO DETERMINE THE MERIDIAN (NORTH- SOUTH LINE) BY USING THE SUN'S POSITION AS A REFERENCE.", "ContextTechnical": "TRANSIT INST. INVENTED BY WILLIAM AUSTIN BURT OF MICHIGAN OHIO AND PAT'D 1836. THE FIRST INSTS. WERE MFD. BY W.J. YOUNG & SONS PHILADELPHIA; GURLEY BEGAN MFG THEIR'S C. 1860. 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BACK", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Horology", "category1": "Clocks", "subcategory1": "Marine", "group2": "Marine Transportation", "category2": "Miscellaneous", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->brass;glass", "Length": "", "Width": "26.7", "Height": "10.3", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0033.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0033.001.aa.cs.thumb.png", "": ""} {"rowid": 23, "\ufeffartifactNumber": "1966.0034.001", "ObjectName": "Clock works", "GeneralDescription": "METAL (TIN?) CLOCK FACE AND HANDS/ METAL WORKS", "model": "", "SerialNumber": "", "Manufacturer": "SELF WINDING CLOCK CO.", "ManuCountry": "United States of America", "ManuProvince": "New york", "ManuCity": "New york", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "BLACK ROMAN NUMERALS AGAINST WHITE CLOCK FACE", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Horology", "category1": "Clocks", "subcategory1": "Clock parts", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->tin", "Length": "31.4", "Width": "13.2", "Height": "44.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0034.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0034.001.aa.cs.thumb.png", "": ""} {"rowid": 24, "\ufeffartifactNumber": "1966.0035.001", "ObjectName": "Watch pocket", "GeneralDescription": "METAL BODY/ ENAMEL OR PORCELAIN FACE/ GLASS CRYSTAL", "model": "FORTUNE", "SerialNumber": "8820573", "Manufacturer": "American Waltham Watch Co.", "ManuCountry": "United States of America", "ManuProvince": "", "ManuCity": "", "BeginDate": "1898", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "GOLD PLATED/ SOME BLUEING OF WORKS/ BLACK ROMAN AND ARABIC NUMERALS SET AGAINST WHITE FACE", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Horology", "category1": "Watches", "subcategory1": "Pocket", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal;glass;ceramic", "Length": "7.5", "Width": "5.5", "Height": "1.2", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0035.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0035.001.aa.cs.thumb.png", "": ""} {"rowid": 25, "\ufeffartifactNumber": "1966.0036.001", "ObjectName": "Watch pocket", "GeneralDescription": "STEEL CASING/ PORCELAIN FACE", "model": "", "SerialNumber": "4790", "Manufacturer": "FIGARO ?", "ManuCountry": "Switzerland", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "BLACK WATCH BODY WITH BRASS-LIKE PIPING AROUND BEZEL/ BLACK ARABIC NUMERALS SET AGAINST WHITE FACE", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Horology", "category1": "Watches", "subcategory1": "Pocket", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;ceramic->porcelain", "Length": "5.8", "Width": "4.1", "Height": "1.1", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0036.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0036.001.aa.cs.thumb.png", "": ""} {"rowid": 26, "\ufeffartifactNumber": "1966.0037.001", "ObjectName": "Headlamp", "GeneralDescription": "SHEET AND CAST METAL (IRON?)/ GLASS LENS", "model": "", "SerialNumber": "1464-G", "Manufacturer": "PYLE-NATIONAL CO.", "ManuCountry": "United States of America", "ManuProvince": "Illinois", "ManuCity": "Chicago", "BeginDate": "1900", "EndDate": "1950", "date_qualifier": "between", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "PAINTED BLACK", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "ELECTRIC HEADLAMPS WERE INSTALLED IN LOCOMOTIVES AFTER 1895/ PREVIOUSLY LAMPS WERE FUELED BY ACETYLENE; KEROSENE OR BY A CARBON ARC.", "group1": "Railway Transportation", "category1": "Motive power", "subcategory1": "Parts & accessories", "group2": "Lighting Technology", "category2": "Lighting devices", "subcategory2": "Electric", "group3": "", "category3": "", "subcategory3": "", "material": "metal->iron;glass", "Length": "47", "Width": "38", "Height": "43.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0037.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0037.001.aa.cs.thumb.png", "": ""} {"rowid": 27, "\ufeffartifactNumber": "1966.0038.001", "ObjectName": "Board order", "GeneralDescription": "CAST IRON BODY AND MOUNT/ GLASS LENSES/ WOODEN ARM ATTACHMENT", "model": "", "SerialNumber": "", "Manufacturer": "PIPER HIRAM L. CO.", "ManuCountry": "Canada", "ManuProvince": "Qu\u221a\u00a9bec", "ManuCity": "Montr\u221a\u00a9al", "BeginDate": "1919", "EndDate": "", "date_qualifier": "after", "patent": "PATENTED FEBRUARY 1915' CAST INTO BASE BELOW MFR'S INFO", "NumberOfComponents": "1", "ArtifactFinish": "BLACK METAL BODY/ ONE EACH RED AND GREEN LENS/ WOOD BASE PAINTED RED WITH WHITE STRIPES", "ContextCanada": "", "ContextFunction": "SIGNALED TRAIN ENGINEER TO STOP AT STATION AND PICK UP THE DISPATCHER'S ORDERS", "ContextTechnical": "", "group1": "Railway Transportation", "category1": "Operations", "subcategory1": "Track equipment", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->cast-iron;glass;wood", "Length": "53", "Width": "51", "Height": "12.3", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0038.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0038.001.aa.cs.thumb.png", "": ""} {"rowid": 28, "\ufeffartifactNumber": "1966.0039.001", "ObjectName": "Drill track", "GeneralDescription": "CAST METAL (IRON?) WORKS/ WOODEN HANDLES", "model": "", "SerialNumber": "", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "1900", "EndDate": "1930", "date_qualifier": "circa", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "BADLY CORRODED", "ContextCanada": "", "ContextFunction": "USED TO SPLICE BARS ON RAILWAY TRACK RAILS/ DRILLS HOLES FOR RAIL JOINERS", "ContextTechnical": "", "group1": "Railway Transportation", "category1": "Operations", "subcategory1": "Track equipment", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal;wood", "Length": "123.5", "Width": "73.5", "Height": "91.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0039.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0039.001.aa.cs.thumb.png", "": ""} {"rowid": 29, "\ufeffartifactNumber": "1966.0040.001", "ObjectName": "Bell locomotive", "GeneralDescription": "METAL (POSSIBLY BRASS)", "model": "", "SerialNumber": "", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "SMOOTH FINISH/ THREADED POST", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Railway Transportation", "category1": "Motive power", "subcategory1": "Parts & accessories", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal", "Length": "", "Width": "43", "Height": "41", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0040.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0040.001.aa.cs.thumb.png", "": ""} {"rowid": 30, "\ufeffartifactNumber": "1966.0042.001", "ObjectName": "Valve inner tube", "GeneralDescription": "BRASS/ FERROUS METAL", "model": "VS74 TR16", "SerialNumber": "", "Manufacturer": "Dill Canada", "ManuCountry": "Canada", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "NICKEL PLATED", "ContextCanada": "MADE IN CANADA", "ContextFunction": "VALVE FOR INNER TUBE USED ON EARLY CARS WITH WIRE WHEELS", "ContextTechnical": "EXAMPLE OF COMPLETE EARLY VALVE INCLUDING STEM BRIDGE WASHER LOCKNUT RIM WASHER & DUST COVER.", "group1": "Motorized Ground Transportation", "category1": "Automotive parts", "subcategory1": "Rims wheels & tires", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->brass", "Length": "7.6", "Width": "4.5", "Height": "2.2", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0042.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0042.001.aa.cs.thumb.png", "": ""} {"rowid": 31, "\ufeffartifactNumber": "1966.0043.001", "ObjectName": "Therapy machine cobalt", "GeneralDescription": "METAL SYNTHETIC & WOOD COMPONENTS.", "model": "THERATRON JUNIOR/C", "SerialNumber": "15", "Manufacturer": "Atomic Energy of Canada Ltd.", "ManuCountry": "Canada", "ManuProvince": "Ontario", "ManuCity": "Ottawa", "BeginDate": "1956", "EndDate": "", "date_qualifier": "", "patent": "CANADIAN & US PATENTS PENDING PRINTED ON MFR'S PLATE.", "NumberOfComponents": "2", "ArtifactFinish": "PAINTED MEDIUM GREEN ENAMEL; PLATED PARTS; BLACK SYNTHETIC CABLES.", "ContextCanada": "THIS COBALT THERAPY MACHINE WAS MFD BY AECL A WORLD LEADER IN APPLYING NUCLEAR TECHNOLOGY FOR MEDICAL PURPOSES. AECL IS ALSO A MAJOR SUPPLIER OF RADIOACTIVE SOURCE MATERIAL (RADIOISOTOPES) FOR THERAPY.", "ContextFunction": "TO DELIVER COBALT-60 (RADIOACTIVE ISOTOPE OF COBALT) RADIATION USED IN TREATMENT OF MALIGNANT TUMOURS.", "ContextTechnical": "COBALT BEAM THERAPY INVOLVES THE USE OF GAMMA RADIATION FROM A COBALT-60SOURCE MOUNTED IN A COBALT BOMB. THIS BOMB CONSISTS OF A QUANTITY OF COBALT-60 MOUNTED IN A LEAD WALLED HOUSING WITH A LEAD PLUG WHICH CAN BE REMOVED TO RELEASE A BEAM OF GAMMA RAYS. THESE RAYS ARE DIRECTED AT MALIGNANT TUMOUR SITES. THE \"JUNIOR\" MODEL WAS PRODUCED UNTIL 1961 & WAS VERY POPULAR: 137 UNITS WERE MFD. (S.I. NOTES)", "group1": "Medical Technology", "category1": "Radiology", "subcategory1": "Radiation equipment", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal;synthetic;wood", "Length": "262", "Width": "117", "Height": "178", "Thickness": "", "Weight": "2404.1 (approx.) kg", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0043.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0043.001.aa.cs.thumb.png", "": ""} {"rowid": 32, "\ufeffartifactNumber": "1966.0043.002", "ObjectName": "Control unit", "GeneralDescription": "METAL SYNTHETIC & WOOD COMPONENTS.", "model": "THERATRON JUNIOR/C", "SerialNumber": "", "Manufacturer": "Atomic Energy of Canada Ltd.", "ManuCountry": "Canada", "ManuProvince": "Ontario", "ManuCity": "Ottawa", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "2", "ArtifactFinish": "VARNISHED (?) WOOD; FRONT PANEL PAINTED MEDIUM GREY ENAMEL; METALLIC PARTS; BLACK SYNTHETIC CONTROLS.", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Medical Technology", "category1": "Radiology", "subcategory1": "Radiation equipment", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal;synthetic;wood", "Length": "44", "Width": "24.5", "Height": "29.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0043.002.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0043.002.aa.cs.thumb.png", "": ""} {"rowid": 33, "\ufeffartifactNumber": "1966.0046.001", "ObjectName": "Camera", "GeneralDescription": "CAST STEEL BODY/ GLASS LENS ELEMENTS & FILM PLATES/ WOOD HANDLES/ SYNTHETIC", "model": "", "SerialNumber": "", "Manufacturer": "A M MEASUREMENTS LTD.", "ManuCountry": "", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "3", "ArtifactFinish": "GREY ENAMEL BODY/ PLATED PARTS/ BLACK ENAMEL HANDLES", "ContextCanada": "", "ContextFunction": "USED IN AERIAL PHOTOGRAPHY", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;glass;wood;synthetic", "Length": "38", "Width": "30.5", "Height": "34", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0046.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0046.001.aa.cs.thumb.png", "": ""} {"rowid": 34, "\ufeffartifactNumber": "1966.0046.002", "ObjectName": "Camera body", "GeneralDescription": "CAST STEEL BODY/ GLASS LENS ELEMENTS & FILM PLATES/ WOOD HANDLES/ SYNTHETIC", "model": "", "SerialNumber": "015348-LENS", "Manufacturer": "A M MEASUREMENTS LTD.", "ManuCountry": "", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "3", "ArtifactFinish": "GREY ENAMEL AND BLACK ENAMEL PAINT", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;glass;wood;synthetic", "Length": "22.5", "Width": "15", "Height": "19.4", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 35, "\ufeffartifactNumber": "1966.0046.003", "ObjectName": "Camera body", "GeneralDescription": "CAST STEEL BODY/ GLASS LENS ELEMENTS & FILM PLATES/ WOOD HANDLES/ SYNTHETIC", "model": "", "SerialNumber": "", "Manufacturer": "A M MEASUREMENTS LTD.", "ManuCountry": "", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "3", "ArtifactFinish": "GREY ENAMEL AND BLACK ENAMEL PAINT", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;glass;wood;synthetic", "Length": "22.5", "Width": "15", "Height": "19.4", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 36, "\ufeffartifactNumber": "1966.0047.001", "ObjectName": "Camera", "GeneralDescription": "CAST STEEL BODY/ WOOD HANDLES", "model": "", "SerialNumber": "", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "BLACK WRINKLE FINISH/ METALLIC PARTS/ BLACK ENAMEL PARTS/ VARNISHED? WOOD", "ContextCanada": "", "ContextFunction": "AERIAL PHOTOGRAPHY", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;wood", "Length": "39", "Width": "39", "Height": "28", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0047.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0047.001.aa.cs.thumb.png", "": ""} {"rowid": 37, "\ufeffartifactNumber": "1966.0048.001", "ObjectName": "Camera", "GeneralDescription": "Cast steel body/ Glass lens element/ Synthetic/ Leather box? with plush lining.", "model": "K17C", "SerialNumber": "AC-44-190835", "Manufacturer": "Folmer Graflex Corp.", "ManuCountry": "United States of America", "ManuProvince": "New york", "ManuCity": "Rochester", "BeginDate": "1926", "EndDate": "1943", "date_qualifier": "between", "patent": "Lens cone: US Patent Nos. 1 517 550; 1 568 969; 1 612 860; 1 619 108; 1 622 125; 1 626 032; 1 661 364; 1 707 849; 1 723 926; 1 735 109; 1 775 731; 1 778 027; 1 779 424; 1 782 864; 1 804 680; 1 817 182; 1 821 492; 1 835 457; 1 863 573; 1 890 074; 1 942 161; 1 974 842; 2 032 380; 2 048 439; 2 055 089; 2 061 192; 2 131 926; 2 133 011;Lens patent No. 2 031 792", "NumberOfComponents": "1", "ArtifactFinish": "Silver-grey base/ Semi-crackle black lens cone & motor/ Plated parts/ Black box with blue lining.", "ContextCanada": "Unknown. This camera has only USAAF numbers and markings. The K-series camera appears to have been the model of aerial camera favoured by the USAAF during the interwar period 1920-1942 Aerial photography has been used \"for mapping charting of the sea coasts building of highways town planning and any ground activity where a measure of size or change must be made. Aerial photography provided the first true measure of the size and physical makeup of the surface of Canada. It has played a vital role in major engineering developments such as the Trans-Canada Highway and the St. Lawrence Seaway. Aerial photography proved invaluable in the opening of the North and in the evaluation of Canada's forest resources.\"", "ContextFunction": "Aerial photography.", "ContextTechnical": "When the US entered WW2 the K-3 (Graflex/Fairchild) was replaced by the improved K-17 model. The K-17 has a shorter focal length than later cameras and was used for lower altitude reconnaissance in faster fighter aircraft (e.g. P-38). It appears that most of the patents found on the camera were assigned to the Fairchild Aviation Corp.; however both Graflex and Fairchild built these cameras.", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "Exploration and Survey", "category2": "Photogrammetry", "subcategory2": "Photographic equipment", "group3": "Aviation", "category3": "Miscellaneous", "subcategory3": "", "material": "metal->steel;glass->;synthetic->;skin->leather;fibre", "Length": "50", "Width": "44", "Height": "31.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0048.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0048.001.aa.cs.thumb.png", "": ""} {"rowid": 38, "\ufeffartifactNumber": "1966.0049.001", "ObjectName": "Camera", "GeneralDescription": "METAL CAMERA BODY/ METAL & WOOD FILM HOLDERS/ GLASS LENS ELEMENT/ CLOTH SHUTTER/ LEATHER?/ WOOD CASE", "model": "Aero A1", "SerialNumber": "15416", "Manufacturer": "Eastman Kodak Co.", "ManuCountry": "United States of America", "ManuProvince": "New york", "ManuCity": "Rochester", "BeginDate": "1919", "EndDate": "1926", "date_qualifier": "between", "patent": "PAT'D MAY 27 1919", "NumberOfComponents": "4", "ArtifactFinish": "PAINTED ARMY GREEN/ BLACK CLOTH & LEATHER?/ CASE LACQUERED", "ContextCanada": "", "ContextFunction": "AERIAL PHOTOGRAPHY", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "Exploration and Survey", "category2": "Photogrammetry", "subcategory2": "Photographic equipment", "group3": "", "category3": "", "subcategory3": "", "material": "metal->;wood->;glass->;fibre->;skin->leather - possible", "Length": "48", "Width": "32", "Height": "29.6", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0049.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0049.001.aa.cs.thumb.png", "": ""} {"rowid": 39, "\ufeffartifactNumber": "1966.0049.002", "ObjectName": "Holder film", "GeneralDescription": "", "model": "", "SerialNumber": "0354-LENS", "Manufacturer": "", "ManuCountry": "", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "4", "ArtifactFinish": "", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "", "category1": "", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "", "Length": "", "Width": "", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0049.002.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0049.002.aa.cs.thumb.png", "": ""} {"rowid": 40, "\ufeffartifactNumber": "1966.0049.003", "ObjectName": "Holder film", "GeneralDescription": "", "model": "", "SerialNumber": "", "Manufacturer": "", "ManuCountry": "", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "4", "ArtifactFinish": "", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "", "category1": "", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "", "Length": "", "Width": "", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0049.003.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0049.003.aa.cs.thumb.png", "": ""} {"rowid": 41, "\ufeffartifactNumber": "1966.0049.004", "ObjectName": "Sight camera", "GeneralDescription": "", "model": "", "SerialNumber": "", "Manufacturer": "", "ManuCountry": "", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "4", "ArtifactFinish": "", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "", "category1": "", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "", "Length": "", "Width": "", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 42, "\ufeffartifactNumber": "1966.0050.001", "ObjectName": "Camera", "GeneralDescription": "CAST STEEL/ GLASS LENS ELEMENTS", "model": "F224", "SerialNumber": "302", "Manufacturer": "Fairchild Camera & Instrument Corp.", "ManuCountry": "United States of America", "ManuProvince": "New york", "ManuCity": "New york", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "U.S. PATENT NOS. 1 723 926; 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BETWEEN 1 517 550 & 2 133 011 (SEE COMPLETE LIST IN SUPP. 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"BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "4", "ArtifactFinish": "BLACK WRINKLE FINISH/ PLATES PARTS", "ContextCanada": "", "ContextFunction": "AERIAL PHOTOGRAPHY", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "Exploration and Survey", "category2": "Photogrammetry", "subcategory2": "Photographic equipment", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;glass", "Length": "42", "Width": "41", "Height": "36", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0052.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0052.001.aa.cs.thumb.png", "": ""} {"rowid": 45, "\ufeffartifactNumber": "1966.0052.002", "ObjectName": "Holder roll film", "GeneralDescription": "CAST STEEL", "model": "", "SerialNumber": "126721-LENS", 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"model": "", "SerialNumber": "", "Manufacturer": "Fairchild Aerial Camera Corp.", "ManuCountry": "United States of America", "ManuProvince": "New york", "ManuCity": "New york", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "4", "ArtifactFinish": "BLACK WRINKLE FINISH/ PLATES PARTS", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "Exploration and Survey", "category2": "Photogrammetry", "subcategory2": "Photographic equipment", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel", "Length": "33", "Width": "29.5", "Height": "15.8", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 48, "\ufeffartifactNumber": "1966.0053.001", "ObjectName": "Camera", "GeneralDescription": "CAST STEEL/ GLASS LENS ELEMENTS/ WOOD HANDLES/ LEATHER", "model": "F-56", "SerialNumber": "F 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Co. Ltd.", "ManuCountry": "England", "ManuProvince": "", "ManuCity": "London", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "6", "ArtifactFinish": "BLACK WRINKLE-FINISH PAINT/ BLACK ENAMEL PAINT/ INTERIOR OF HOUSING BEIGE/ PLATED PARTS", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "Exploration and Survey", "category2": "Photogrammetry", "subcategory2": "Photographic equipment", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;synthetic;glass", "Length": "36.2", "Width": "25.8", "Height": "", "Thickness": "1.0 cm", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 60, "\ufeffartifactNumber": "1966.0058.005", "ObjectName": "Bracket camera", "GeneralDescription": "CAST STEEL BODY & HOUSING/ SYNTHETIC DOME/ GLASS LENS ELEMENTS", "model": "", "SerialNumber": "", "Manufacturer": "Williamson Mfg. Co. Ltd.", "ManuCountry": "England", "ManuProvince": "", "ManuCity": "London", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "6", "ArtifactFinish": "BLACK WRINKLE-FINISH PAINT/ BLACK ENAMEL PAINT/ INTERIOR OF HOUSING BEIGE/ PLATED PARTS", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "Exploration and Survey", "category2": "Photogrammetry", "subcategory2": "Photographic equipment", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;synthetic;glass", "Length": "12.2", "Width": "9", "Height": "6", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 61, "\ufeffartifactNumber": "1966.0058.006", "ObjectName": "Bracket camera", "GeneralDescription": "CAST STEEL BODY & HOUSING/ SYNTHETIC DOME/ GLASS LENS ELEMENTS", "model": "", "SerialNumber": "", "Manufacturer": "Williamson Mfg. Co. Ltd.", "ManuCountry": "England", "ManuProvince": "", "ManuCity": "London", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "6", "ArtifactFinish": "BLACK WRINKLE-FINISH PAINT/ BLACK ENAMEL PAINT/ INTERIOR OF HOUSING BEIGE/ PLATED PARTS", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Specialized", "group2": "Exploration and Survey", "category2": "Photogrammetry", "subcategory2": "Photographic equipment", "group3": "", "category3": "", "subcategory3": "", "material": "metal->steel;synthetic;glass", "Length": "12.2", "Width": "9", "Height": "6", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 62, "\ufeffartifactNumber": "1966.0060.001", "ObjectName": "Camera", "GeneralDescription": "METAL BODY & INTERIOR FITTINGS/ LEATHER COVERING/ RUBBERIZED CLOTH SHUTTER/ SYNTHETIC PARTS", "model": "LEICAFLEX SL", "SerialNumber": "31.4377", "Manufacturer": "Leitz Ernst", "ManuCountry": "Federal Republic of Germany", "ManuProvince": "", "ManuCity": "Wetzlar", "BeginDate": "1968", "EndDate": "1974", "date_qualifier": "between", "patent": "BLUE BOOK VOL. IV P.80", "NumberOfComponents": "1", "ArtifactFinish": "BLACK INTERIOR LEATHER & SYNTHETIC/ BRUSHED ALUMINUM METAL/ PARTS", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still cameras", "subcategory1": "Reflex", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->;skin->leather;synthetic", "Length": "15", "Width": "5.9", "Height": "9.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 63, "\ufeffartifactNumber": "1966.0061.001", "ObjectName": "Tripod", "GeneralDescription": "HARDWOOD LEGS/ METAL HEAD & FITTINGS", "model": "C DELUXE TRI-LOK", "SerialNumber": "7063", "Manufacturer": "RIES", "ManuCountry": "United States of America", "ManuProvince": "California", "ManuCity": "Los angeles", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "BLACK WRINKLE-FINISH PAINT ON METAL/ WOOD STAINED OR OILED (PROBABLY AS A PRESERVATIVE)", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Photography", "category1": "Still camera accessories", "subcategory1": "Supports", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "wood;metal", "Length": "", "Width": "12", "Height": "91.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0061.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0061.001.aa.cs.thumb.png", "": ""} {"rowid": 64, "\ufeffartifactNumber": "1966.0062.001", "ObjectName": "Wagon undercarriage", "GeneralDescription": "WOOD/ METAL TIRES & PARTS", "model": "", "SerialNumber": "137710", "Manufacturer": "Adams Wagon Co. Ltd.", "ManuCountry": "Canada", "ManuProvince": "Ontario", "ManuCity": "Brantford", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "2", "ArtifactFinish": "ORIGINAL FINISH REMOVED DURING RESTORATION - NOW PAINTED RED/ RACK - UNFINISHED WOOD/ REMNANTS OF GREEN PAINT ON TIRES", "ContextCanada": "WAGON GEAR MADE BY CANADIAN MFR. DISTRIBUTED BY CANADIAN COMPANY.", "ContextFunction": "HORSE DRAWN VEHICLE OF TYPE USED ON FARM TO TRANSPORT MATERIALS PEOPLE ETC.", "ContextTechnical": "EXAMPLE OF FACTORY MADE STANDARD WEIGHT WAGON GEAR.", "group1": "Non-motorized Ground Transportation", "category1": "Animal powered", "subcategory1": "Wheeled vehicles", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "wood;metal", "Length": "316", "Width": "198", "Height": "300", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0062.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0062.001.aa.cs.thumb.png", "": ""} {"rowid": 65, "\ufeffartifactNumber": "1966.0062.002", "ObjectName": "Tongue", "GeneralDescription": "", "model": "", "SerialNumber": "", "Manufacturer": "", "ManuCountry": "", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "2", "ArtifactFinish": "", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "", "category1": "", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "", "Length": "", "Width": "", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 66, "\ufeffartifactNumber": "1966.0063.001", "ObjectName": "Plate licence", "GeneralDescription": "METAL", "model": "", "SerialNumber": "107926", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "2", "ArtifactFinish": "OBSCURED BY CORROSION", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Motorized Ground Transportation", "category1": "Accessories", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal", "Length": "30.6", "Width": "14.9", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0063.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0063.001.aa.cs.thumb.png", "": ""} {"rowid": 67, "\ufeffartifactNumber": "1966.0063.002", "ObjectName": "Plate licence", "GeneralDescription": "METAL", "model": "", "SerialNumber": "BC370", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "2", "ArtifactFinish": "PAINTED WHITE WITH BLACK LETTERING", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Motorized Ground Transportation", "category1": "Accessories", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal", "Length": "30.6", "Width": "14", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0063.002.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0063.002.aa.cs.thumb.png", "": ""} {"rowid": 68, "\ufeffartifactNumber": "1966.0064.001", "ObjectName": "Plate licence", "GeneralDescription": "METAL", "model": "", "SerialNumber": "G5674", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "3", "ArtifactFinish": "PAINTED CREAM COLOUR WITH RED LETTERING", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Motorized Ground Transportation", "category1": "Accessories", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal", "Length": "30.5", "Width": "15", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0064.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0064.001.aa.cs.thumb.png", "": ""} {"rowid": 69, "\ufeffartifactNumber": "1966.0064.002", "ObjectName": "Plate licence", "GeneralDescription": "METAL", "model": "", "SerialNumber": "76613", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "3", "ArtifactFinish": "PAINTED CREAM COLOUR WITH GREEN LETTERING", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Motorized Ground Transportation", "category1": "Accessories", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal", "Length": "30.5", "Width": "15", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0064.002.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0064.002.aa.cs.thumb.png", "": ""} {"rowid": 70, "\ufeffartifactNumber": "1966.0064.003", "ObjectName": "Plate licence", "GeneralDescription": "METAL", "model": "", "SerialNumber": "76613", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "3", "ArtifactFinish": "PAINTED CREAM COLOUR WITH GREEN LETTERING", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Motorized Ground Transportation", "category1": "Accessories", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal", "Length": "30.5", "Width": "15", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0064.003.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0064.003.aa.cs.thumb.png", "": ""} {"rowid": 71, "\ufeffartifactNumber": "1966.0065.001", "ObjectName": "Plate equipment number", "GeneralDescription": "BRASS", "model": "CN 3271", "SerialNumber": "1480", "Manufacturer": "Canadian Locomotive Co. Ltd.", "ManuCountry": "Canada", "ManuProvince": "Ontario", "ManuCity": "Kingston", "BeginDate": "1917", "EndDate": "1957", "date_qualifier": "between", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "PAINTED RED GLOSS AROUND DESIGNATION", "ContextCanada": "NO. PLATE FROM A LOCOMOTIVE BELONGING TO THE CANADIAN NATIONAL RAILWAY AND BUILT IN CANADA AT THE CANADIAN LOCOMOTIVE WORKS", "ContextFunction": "USED WHEN AFFIXED TO A LOCOMOTIVE TO IDENTIFY THAT PARTICULAR LOCOMOTIVE FOR CN", "ContextTechnical": "", "group1": "Railway Transportation", "category1": "Miscellaneous", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->brass", "Length": "42.5", "Width": "28.2", "Height": "1.4", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0065.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0065.001.aa.cs.thumb.png", "": ""} {"rowid": 72, "\ufeffartifactNumber": "1966.0066.001", "ObjectName": "Plate equipment number", "GeneralDescription": "BRASS", "model": "CN 1406", "SerialNumber": "52601", "Manufacturer": "Montreal Locomotive Works Ltd.", "ManuCountry": "Canada", "ManuProvince": "Qu\u221a\u00a9bec", "ManuCity": "Montr\u221a\u00a9al", "BeginDate": "1913", "EndDate": "1961", "date_qualifier": "between", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "RED GLOSS PAINT ON FRONT AROUND DESIGNATION", "ContextCanada": "NO. PLATE FROM A CANADIAN NATIONAL LOCOMOTIVE BUILT IN CANADA AT THE MLW PLANT IN MONTREAL", "ContextFunction": "USED WHEN AFFIXED TO THE LOCOMOTIVE TO IDENTIFY THAT PARTICULAR LOCOMOTIVE FOR CN.", "ContextTechnical": "", "group1": "Railway Transportation", "category1": "Miscellaneous", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->brass", "Length": "42.5", "Width": "27.9", "Height": "1.7", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0066.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0066.001.aa.cs.thumb.png", "": ""} {"rowid": 73, "\ufeffartifactNumber": "1966.0067.001", "ObjectName": "Plate equipment number", "GeneralDescription": "BRASS", "model": "CN 4201", "SerialNumber": "60066", "Manufacturer": "American Locomotive Co.", "ManuCountry": "United States of America", "ManuProvince": "New york", "ManuCity": "Dunkirk", "BeginDate": "1919", "EndDate": "1957", "date_qualifier": "between", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "RED GLOSS PAINT BACKGROUND AROUND RAISED BRASS PRINTING", "ContextCanada": "NO. PLATE FOR A CANADIAN NATIONAL LOCOMOTIVE", "ContextFunction": "USED WHEN AFFIXED TO A LOCOMOTIVE TO IDENTIFY THAT PARTICULAR LOCOMOTIVE FOR CN.", "ContextTechnical": "", "group1": "Railway Transportation", "category1": "Miscellaneous", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->brass", "Length": "41.9", "Width": "27.5", "Height": "1.4", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0067.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0067.001.aa.cs.thumb.png", "": ""} {"rowid": 74, "\ufeffartifactNumber": "1966.0068.001", "ObjectName": "Cap hub", "GeneralDescription": "Brass", "model": "COMET", "SerialNumber": "", "Manufacturer": "Unknown", "ManuCountry": "Unknown", "ManuProvince": "", "ManuCity": "", "BeginDate": "", "EndDate": "", "date_qualifier": "", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "", "ContextCanada": "Hub caps are collector's items.", "ContextFunction": "Cover put on automobile wheels to enhance its aesthetic appearance or aerodynamism and to protect the wheel bolts from mud and dust.", "ContextTechnical": "Originally hub caps date back to the horse-drawn era and afterwards to the first automobiles when wheels were made of wooden spokes connected to the center hub. The hub contained the wheel bearing which was packed with grease. The hub cap was a small device used to cover the center hub to keep the dust out and the grease in. Eventually car manufacturers replaced the wooden spokes with steel wire spokes in the 1920\u00ac\u00eds and 1930\u00ac\u00eds. As a result the hub cap evolved into a wheel cover which is a large disc that covers most of the wheel. Wheel covers continue to serve a functional purpose but they have also become a decorative design feature of the wheel .", "group1": "Motorized Ground Transportation", "category1": "Automotive parts", "subcategory1": "Hubcaps", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->brass", "Length": "", "Width": "9", "Height": "3.6", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0068.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0068.001.aa.cs.thumb.png", "": ""} {"rowid": 75, "\ufeffartifactNumber": "1966.0069.001", "ObjectName": "Airplane", "GeneralDescription": "these were the first all-metal stressed-skin aircraft to be built in Canada. The Delta used the same wing as the Gamma had split flaps and a non-retractable undercarriage like its predecessors", "model": "Northrop Delta", "SerialNumber": "CV183", "Manufacturer": "Canadian Vickers Ltd.", "ManuCountry": "Canada", "ManuProvince": "Qu\u221a\u00a9bec", "ManuCity": "Montr\u221a\u00a9al", "BeginDate": "1938", "EndDate": "", "date_qualifier": "before", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "In 1935 when the RCAF wanted a high performance photographic aircraft it considered the Northrop Gamma but instead settled on Northrop's transport version of the same aircraft the Northrop Delta. Canadian Vickers was commissioned to build an initial four aircraft under license and these were the first all-metal stressed-skin aircraft to be built in Canada. The Delta used the same wing as the Gamma had split flaps and a non-retractable undercarriage like its predecessors. The larger fuselage accommodated up to eight passengers. For RCAF use the design was modified to accept three Fairchild A-3 cameras at the rear of the cabin. The cabin floor was strengthened to accept freight loads and a large upward opening freight door was installed on the port side. Two Deltas were armed with a defensive machine gun fitted in an open hatch in the roof. Protection from the slipstream was provided by a plexiglas fairing. This particular installation was not very satisfactory causing buffeting and a marked decrease in performance.", "group1": "Aviation", "category1": "Aircraft", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "metal->aluminum;metal->steel;resin->rubber", "Length": "9.8 M", "Width": "14.6 M", "Height": "", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0069.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0069.001.aa.cs.thumb.png", "": ""} {"rowid": 76, "\ufeffartifactNumber": "1966.0070.001", "ObjectName": "Propeller", "GeneralDescription": "metal", "model": "FAIREY", "SerialNumber": "FR8065", "Manufacturer": "Fairey Aviation Co. 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GOSPORT SYSTEM EQUIPMENT EXHIBITS SIGNS OF WEAR", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "", "category1": "", "subcategory1": "", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "synthetic->bakelite;metal->;resin->rubber;skin->leather;fibre", "Length": "173", "Width": "24", "Height": "3.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "", "thumbnail": "", "": ""} {"rowid": 98, "\ufeffartifactNumber": "1966.0094.001", "ObjectName": "Helmet flying", "GeneralDescription": "GABARDINE CLOTH/ FLEECE LINING/ LEATHER/ METAL", "model": "A-9", "SerialNumber": "", "Manufacturer": "Unknown", "ManuCountry": "United States of America", "ManuProvince": "", "ManuCity": "", "BeginDate": "1940", "EndDate": "", "date_qualifier": "after", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "DRAB OLIVE RIBBED HELMET/ BROWN LEATHER FITTINGS/ NATURAL BUFF-COLOURED FLEECE/ CONDITION: GOOD SPOILED: REQUIRES CLEANING SOME SIGNS OF WEAR BUT STRUCTURALLY SOUND OVERALL", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Aviation", "category1": "Clothing", "subcategory1": "Head gear", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "fibre->gabardine;skin->sheep;skin->leather;metal", "Length": "43", "Width": "23", "Height": "8.5", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0094.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0094.001.aa.cs.thumb.png", "": ""} {"rowid": 99, "\ufeffartifactNumber": "1966.0095.001", "ObjectName": "Helmet flying", "GeneralDescription": "LEATHER HELMET & CHINSTRAP/ DOESKIN LINING/ RUBBER KAPOK-FILLED EARPHONE MOUNTINGS/ METAL SNAPS & BUCKLE", "model": "A-9", "SerialNumber": "", "Manufacturer": "SELBY SHOE CO.", "ManuCountry": "United States of America", "ManuProvince": "", "ManuCity": "", "BeginDate": "1942", "EndDate": "", "date_qualifier": "after", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "DARK BROWN CAPE LEATHER EXTERIOR/ BUFF-COLOURED LININGS/ BLACK EARPHONE MOUNTINGS", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Aviation", "category1": "Clothing", "subcategory1": "Head gear", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "skin->leather;resin->rubber;metal", "Length": "37", "Width": "23", "Height": "6", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0095.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0095.001.aa.cs.thumb.png", "": ""} {"rowid": 100, "\ufeffartifactNumber": "1966.0096.001", "ObjectName": "Helmet flying", "GeneralDescription": "LEATHER EXTERIOR/ CHAMOIS LINING/ METAL EARPHONE FIXTURE SNAPS & BUCKLES", "model": "", "SerialNumber": "", "Manufacturer": "MUIR CAP & REGALIA LTD.", "ManuCountry": "Canada", "ManuProvince": "Ontario", "ManuCity": "Toronto", "BeginDate": "1930", "EndDate": "1939", "date_qualifier": "between", "patent": "", "NumberOfComponents": "1", "ArtifactFinish": "MEDIUM BROWN LEATHER/ BUFF-COLOURED LINING/ CONDITION: FAIR. WORN AND SOILED. MUCH CORROSION ON ALL METAL AREAS. NUMEROUS SMALL TEARS AND ABRASIONS OF INTERIOR & EXTERIOR SURFACES. STITCHING OF LINING TO LEATHER SHELL UNRAVELLED ALONG LOWER NECKLINE AND ON CHINSTRAP.", "ContextCanada": "", "ContextFunction": "", "ContextTechnical": "", "group1": "Aviation", "category1": "Clothing", "subcategory1": "Head gear", "group2": "", "category2": "", "subcategory2": "", "group3": "", "category3": "", "subcategory3": "", "material": "skin->leather;skin->chamois;metal", "Length": "41", "Width": "24", "Height": "7", "Thickness": "", "Weight": "", "Diameter": "", "image": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0096.001.aa.cs.png", "thumbnail": "http://source.techno-science.ca/artifacts-artefacts/images/1966.0096.001.aa.cs.thumb.png", "": ""}