Thermometer

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Ingenium, 1987.0664.001
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OBJECT TYPE: MERCURY/MAXIMUM/FAHREN/MOUNTED
DATE: Unknown
ARTIFACT NUMBER: 1987.0664.001

MANUFACTURER: Negretti & Zambra
MODEL: Unknown
LOCATION: London, England

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL HOLDER/ GLASS INNER AND OUTER THERMOMETER TUBES/ RUBBER BACKING/ METALLIC BULB/ MERCURY

Dimensions

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

Length: 38.0 cm
Width: 4.8 cm
Height: 2.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Negretti Zambra
Country: England
State/Province: Unknown
City: London

Context

Country: Canada
State/Province: Unknown
Period: 1930's? & 1940's
Canada: POSSIBLY A TYPE OF THERMOMETER USED AT CANADIAN METEOROLOGICAL OBSERVING STATIONS.
Function: AN INSTRUMENT THAT MEASURES THE HIGHEST OR MAXIMUM TEMPERATURE BY MEANS OF A COLUMN OF MERCURY, THE TOP OF WHICH REMAINS FIXED AT THE HIGHEST POINT THE MERCURY REACHES.
Technical: A DOUBLE TUBE OR SHEATHED MAXIMUM THERMOMETER WITH A SPHERICAL TUBE, SIMILAR TO THE KIND USED BY THE CANADIAN METEOROLOGICAL SERVICE BEFORE 1951, AFTER WHICH SHEATHLESS THERMOMETERS WERE USED. THE DOUBLE TUBE SERVED TO PROTECT THE SCALE FROM WEATHERING.
Area Notes: Unknown

Details

Markings: '5201' stamped on mount back/ markings for -40 to +110 F. on inner tube
Missing: From CA of 12/23/1993 by Tony Missio: No - Complete
Finish: PLATEDMETAL/ BLACK RUBBER/ CLEAR, COLOURLESS INNER AND OUTER TUBES WITH WHITE BACKED INNER TUBE/ METALLIC BULB
Decoration: N/A

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

Negretti & Zambra, Thermometer, Unknown Date, Artifact no. 1987.0664, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1987.0664.001/

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