artefacts: 287

This data as json

rowid	artifactNumber	ObjectName	GeneralDescription	model	SerialNumber	Manufacturer	ManuCountry	ManuProvince	ManuCity	BeginDate	EndDate	date_qualifier	patent	NumberOfComponents	ArtifactFinish	ContextCanada	ContextFunction	ContextTechnical	group1	category1	subcategory1	group2	category2	subcategory2	group3	category3	subcategory3	material	Length	Width	Height	Thickness	Weight	Diameter	image	thumbnail
287	1966.0226.001	Barometer	METAL/ LEATHER CISTERN/ GLASS THERMOMETER		26-41	DOT Air Services Branch				1940		circa		1	GREEN HAMMERLINE PAINTED CASING & BLACK ENAMEL PAINTED THERMOMETER HOLDER (NOT ORIGINAL)/ PLATED METAL BASE AND PARTS/ BRUSHED METAL SCALE/ YELLOW BACKED CLEAR GLASS THERMOMETER.	INSTRUMENT OF TYPE DESIGNED IN 1930'S BY DR. JOHN PATTERSON DIRECTOR OF MSC 1928-1946 & USED EXTENSIVELY BY MSC UNTIL AT LEAST 1960'S. BY 1943 IT WAS STATION BAROMETER AT MAJORITY OF CANADIAN OBSERVING STATIONS & SEVERAL VERSIONS INCLUDING MOUNTAIN & MARINEINSTRUMENTS WERE PRODUCED BY MSC IN SUBSEQUENT YEARS.	AN INSTRUMENT THAT MEASURES ATMOSPHERIC PRESSURE THROUGH ITS EFFECT ON A COLUMN OF MERCURY.	SUCCESSFUL ATTEMPT TO COMBINE SIMPLICITY OF READING OF FIXED CISTERN BAROMETER & EASE OF TRANSPORT OF ADJUSTABLE CISTERN TYPE. INSTRUMENT HAS PLUNGER AT BASE THAT CAN BE RAISED TO FILL CISTERN & TUBE DURINGTRANSPORT; WHEN IN USED SCREW HOLDING PLUNGER IS REMOVED TO RELEASE LEATHER BAG* IS REPLACED BY PLUG. THIS INSTRUMENT SUCCEEDED KEW FIXED CISTERN BAROMETER AT CANADIAN OBSERVING STATIONS.	Meteorology	Atmospheric pressure measurement	Indicators							metal->;skin->leather;glass		8	101.5				http://source.techno-science.ca/artifacts-artefacts/images/1966.0226.001.aa.cs.png	http://source.techno-science.ca/artifacts-artefacts/images/1966.0226.001.aa.cs.thumb.png