Gravimeter
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1987.2123.001
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- OBJECT TYPE
- N/A
- DATE
- 1946–1950
- ARTIFACT NUMBER
- 1987.2123.001
- MANUFACTURER
- North American Geophysical Co.
- MODEL
- AG-1
- LOCATION
- Houston, Texas, United States of America
More Information
General Information
- Serial #
- 137
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- SYNTHETIC & METAL CONSTRUCTION; SOME GLASS COMPONENT PARTS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 34.0 cm
- Width
- 29.5 cm
- Height
- 34.5 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Physics
- Category
- Geophysics
- Sub-Category
- N/A
Manufacturer
- AKA
- North American
- Country
- United States of America
- State/Province
- Texas
- City
- Houston
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- THIS INSTRUMENT PROBABLY USED C.1940S-1950S.
- Canada
-
USED BY DOMINION OBSERVATORY STAFF ENGAGED IN GRAVITY SURVEYS IN CANADA. USED TO MEASURE GRAVITY IN ORDER TO PREPARE AND UPDATE MAPS DETAILING GRAVITATIONAL FIELD OF CANADA. - Function
-
TO MEASURE GRAVITY - Technical
-
EXAMPLE OF EARLYGRAVITY METER, THE INSTRUMENT WHICH LARGELY REPLACED THE PENDULUM IN GRAVITY MEASUREMENT STUDIES BY C.1930. GRAVITY METERS ALSO USED TO PROVIDE DATA FOR STUDIES RELATED TO CRUSTAL & GEOLOGICAL STRUCTURES, GEODETIC SURVEYING AND IN MINING AND PETROLEUM FIELD SURVEYS. - Area Notes
-
Unknown
Details
- Markings
- MFR'S PLATE SCREWED TO CASING FRONT READS: 'NORTH AMERICAN GEOPHYSICAL CO./ HOUSTON, TEXAS/ GRAVITY METER AG-1-NO.137/ PATENT PENDING' INVENTORY LABEL BELOW READS: 'GR 00048/ DO NOT REMOVE THIS TAG' DYMO LABEL ON TOP PANEL READS: 'NULL POINT 17.75' 'SUMMER' 'WINTER' & 'CLAMP' CONNECTIONS LABELLED. WATCH FACE READS: 'Minerva/ WATERPROOF/ SHOCK ABSORBER/ SWISS'
- Missing
- MOST INTERNAL COMPONENTS MISSING From CA of 12/10/2001 by David Daley: Undetermined - unknown
- Finish
- CASING PAINTED OFF-WHITE; BLACK FINISH ON TOP PANEL; HANDLES & TOP & BOTTOM CASING EDGES ARE SILVER METAL. WATCHFACE IS SILVER & GREY COLOURED, WITH BRONZE-COLOURED HANDS & MARKINGS
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
North American Geophysical Co., Gravimeter, circa 1946–1950, Artifact no. 1987.2123, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1987.2123.001/
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