General Information

Serial #

T561865

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

GLASS INNER & OUTER TUBES/ MERCURY/ RUBBER RING/ METAL WIRE ATTACHED AS HANGER

Dimensions

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

Length

35.0 cm

Width

1.4 cm

Height

N/A

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

HB

Country

United States of America

State/Province

Pennsylvania

City

Philadelphia

Context

Country

Canada

State/Province

Unknown

Period

1949 & AFTER

Canada

FROM THERMOMETER COLLECTION OF R.C. JACOBSEN OF MSC (C. 1931- 1951). HETOOK PART IN CANADIAN INTERNATIONAL POLAR YEAR EXPEDITION TO COPPERMINE, NWT (1932); WAS INVOLVED IN DESIGN OF MSC RADIOSONDE IN 1930'S; DESIGNED METEO INSTRUMENTS FOR AIRCRAFT WHICH HE USED TO MAKE OBSERVATIONS OVER LAKE ONTARIO IN HIS OWN PLANE.

Function

INSTRUMENT THAT MEASURES TEMPERATURE BY MEANS OF ITS EFFECT ON COLUMN OF MERCURY IN GLASS, TYPE OFTEN USED AS WET & DRY BULB THERMOMETERS IN PSYCHROMETERS.

Technical

THERMOMETER MADE BY AMERICAN COMPANY IN THE U.S. SPECIFICALLY FOR MSC. DOUBLE TUBE OR SHEATHED ORDINARY THERMOMETER WITH CYLINDRICAL BULB, OF KIND USED BY MSC FROM CIRCA 1930 TO 1951, AFTER WHICH SHEATHLESS THERMOMETERS WERE USED. DOUBLE TUBE SERVED TO PROTECT SCALE FROM WEATHERING.

Area Notes

Unknown

Details

Markings

BLACK MFR.'S LOGO & LETTERING READING "1949 MSC ORD 4 MADE IN USA" ON BACK & "T561865" ON FRONT/ BLACK SCALE MARKINGS FOR -40 TO +120 F./ HANDWRITTEN LABEL READING "FP O.5 HIGH"

Missing

COMPLETE

Finish

COLOURLESS TRANSPARENT GLASS WITH WHITE BACKED INNER TUBE/ METALLIC BULB/ RED RUBBER/ BROWN WIRE

Decoration

N/A