Barometer

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OBJECT TYPE: MERCURY/MSC FIXED CISTERN/MB
DATE: 1971
ARTIFACT NUMBER: 2002.0337.001

MANUFACTURER: Meteorological Service of Canada
MODEL: BE 70
LOCATION: Downsview, Ontario, Canada

More Information

General Information

Serial #: 632
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: NON-FERROUS METAL CASING & OUTER TUBE WITH METAL PARTS/ FERROUS METAL BASE/ GLASS BAROMETER & THERMOMETER TUBES/ SYNTHETIC SCALE COVER/ MERCURY IN BAROMETER & THERMOMETER TUBES

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: N/A
Width: 8.0 cm
Height: 103.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Meteorology
Category: Atmospheric pressure measurement
Sub-Category: N/A

Manufacturer

AKA: Environment CA
Country: Canada
State/Province: Ontario
City: Downsview

Context

Country: Canada
State/Province: Unknown
Period: 1970S-1980S +
Canada: 1970S VERSION OF CANADIAN BAROMETER ORIGINALLY DESIGNED IN 1930'S BY DR. JOHN PATTERSON, DIRECTOR OF MSC 1928-1946, & USED EXTENSIVELY BY MSC. FROM 1940S IT WASSTATION BAROMETER AT CANADIAN OBSERVING STATIONS & SEVERAL VERSIONS, INCLUDING MOUNTAIN & MARINE INSTRUMENTS, WERE PRODUCED BY MSC IN SUBSEQUENT YEARS.
Function: INSTRUMENT THAT MEASURES ATMOSPHERIC PRESSURE BY MEANS OF ITS EFFECT ON COLUMN OF MERCURY, OF TYPE USED IN METEOROLOGICAL OBSERVING STATIONS.
Technical: 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 DURING TRANSPORT; WHEN IN USED SCREW HOLDING PLUNGER IS REMOVED TO RELEASE LEATHER BAG & IS REPLACED BY PLUG.
Area Notes: Unknown

Details

Markings: INCISED BLACK LETTERING ON SCALE FOR 870 TO 1110 MB, & READING "BE 70/ 632"/ WHITE "[DEGREES] F." ON THERMOMETER CASING/ INCISED BLACK MARKINGS & LETTERING ON THERMOMETER TUBE FOR 10 TO 120 F./ GREY LABELS READ "TRUE MILLIBARS/ 0 [DEGREES] AND 980.665 CM./SEC. [SQUARED]" & "Environment/ Canada/ Atmospheric/ Environment" & "Environnement/ Canada/ Environnement/ atmospherique"
Missing: APPEARS COMPLETE From CA of 04/28/2004 by Sue Warren: No - Complete
Finish: GLOSSY GREEN PAINTED EXTERIOR/ GREY SCALE TUBE/ PLATED BASE & PARTS/ BLACK PAINTED THERMOMETER CASING & PARTS/ PLATED PARTS/ YELLOW BACKED THERMOMETER/ COLOURLESS TRANSPARENT GLASS & SYNTHETIC
Decoration: N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

Meteorological Service of Canada, Barometer, after 1971, Artifact no. 2002.0337, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/2002.0337.001/

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