Barometer

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Ingenium, 1987.0557.001
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OBJECT TYPE: MERCURY/FORTIN/IN/ADJUSTABLE CISTERN/MOVABLE SCALE
DATE: Unknown
ARTIFACT NUMBER: 1987.0557.001

MANUFACTURER: Unknown
MODEL: Unknown
LOCATION: United States of America

More Information

General Information

Serial #: 4424
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL CASING & TUBE/ BRASS SCALE AND VERNIER, PARTS/ WOOD CISTERN/ GLASS TUBE AND CYLINDER/ IVORY POINT/ CORD WRAPPING.

Dimensions

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

Length: N/A
Width: 5.0 cm
Height: 101.2 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: Unknown
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: AN INSTRUMENT THAT MEASURES ATMOSPHERIC PRESSURE THROUGH ITS EFFECT ON A COLUMN OF MERCURY.
Technical: APPEARS TO BE A GREEN TYPE FORTIN BAROMETER WITH A BOXWOOD CISTERN, IVORY? POINT, & MOVABLE SCALE, CHARACTERIZED BY CISTERN HELD TOGETHER BY SCREWS RATHER THAN GLUE TO FACILITATE DISASSEMBLY FOR CLEANING. FOR PORTABILITY, DURABILITY, & EASE OF CLEANING, GREEN'S BAROMETER HAS NEVER BEEN SURPASSED (1).
Area Notes: Unknown

Details

Markings: Incised black markings on scale for 24 to 32 inches & reading '4424'.
Missing: THERMOMETER/ MERCURY From CA of 04/29/2004 by Sue Warren: Yes - missing the thermometer and bracket.
Finish: METALLIC GREY-GREEN CASING AND TUBE/ CLEAR, COLOURLESS GLASS/ BRASS COLOURED PARTS.
Decoration: N/A

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Unknown Manufacturer, Barometer, Unknown Date, Artifact no. 1987.0557, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1987.0557.001/

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