General Information

Serial #

72-013

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

NON-FERROUS METAL CASING & OUTER TUBE WITH METAL PARTS/ GLASS TUBE, OPTICAL COMPONENTS & THERMOMETER TUBE/ SYNTHETIC SCALE COVER/ MERCURY IN BAROMETER & THERMOMETER TUBES/ ALCOHOL IN SPIRIT LEVEL

Dimensions

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

Length

7.2 cm

Width

5.6 cm

Height

109.0 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

Unknown

City

Unknown

Context

Country

Canada

State/Province

Unknown

Period

1970S +

Canada

SPECIALIZED VERSION OF MSC FORTIN BAROMETER, DESIGNED & MADEIN CANADA. REGIONAL STANDARD BAROMETERS WERE INTENDED TO IMPROVE ACCURACY OF INSPECTION BAROMETERS & THUS STATION BAROMETERS & ENTIRE BAROMETRIC OBSERVATION NETWORK. THEY WERE FIRST INSTALLED IN 1959, RECALLED YEAR LATER FOR IMPROVEMENT & REISSUED AGAIN IN 1965.

Function

INSTRUMENT THAT MEASURES ATMOSPHERIC PRESSURE BY MEANS OF ITS EFFECT ON COLUMN OF MERCURY. THIS TYPE OF BAROMETER WAS USED TO VERIFY ACCURACY OF PORTABLE BAROMETERS USED BY METEOROLOGICAL SERVICE INSPECTORS TO VERIFY STATION BAROMETERS AT METEOROLOGICAL OBSERVING STATIONS.

Technical

MSC REGIONAL STANDARD BAROMETER WAS IMPROVED VERSION OF FORTIN BAROMETER. IT WAS MORE ACCURATE & CONSISTENT THAN SIMILAR MSC INSPECTION BAROMETER BECAUSE OF TUBE DIAMETER OF 12MM RATHER THAN 9MM, LARGER CISTERN, IMPROVED CISTERN BREATHING ARRANGEMENT, ATTACHED SPIRIT LEVEL & VERNIER OF 20 DIVISIONS INSTEAD OF 10.

Area Notes

Unknown

Details

Markings

INCISED BLACK LETTERING ON SCALE FOR 870 TO 1100 MB, & READING "M.S.C./ RSB/ 72-013"/ WHITE "F." ON THERMOMETER CASING/ INCISED BLACK MARKINGS & LETTERING ON THERMOMETER TUBE FOR 10 TO 120 F. & READING "F QF69" & "0036"/ 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 04/27/2004 by Sue Warren: No - Complete

Finish

GLOSSY GREEN PAINTED EXTERIOR/ GREY SCALE TUBE/ BLACK PAINTED BASE, THERMOMETER CASING & PARTS/ PLATED & BRUSHED PARTS/ YELLOW BACKED THERMOMETER/ COLOURLESS TRANSPARENT GLASS & SYNTHETIC

Decoration

N/A