Compass, magnetic
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Ingenium,
1994.0195.001
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- OBJECT TYPE
- N/A
- DATE
- 1937
- ARTIFACT NUMBER
- 1994.0195.001
- MANUFACTURER
- Unknown
- MODEL
- Mk.IIIA
- LOCATION
- Unknown
More Information
General Information
- Serial #
- 2178
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- steel needle; glass window; bowl possibly aluminum; brass base
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- N/A
- Height
- 9.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- 14.4 cm
- Volume
- N/A
Lexicon
- Group
- Aviation
- Category
- Aircraft instruments
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Unknown
- Period
- TCA began passenger service on Sept. 1, 1937
- Canada
-
used in cross-country aerial survey to map routes for Trans Canada Air Lines - Function
-
points to magnetic north; used to calculate direction for navigating aircraft & for cartography - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- lettering painted on rim of bowl reads: "IMP[?] MK. IIIA/ No 2178"; riased lettering on plate on base reads: "C.B./PATENT/HUSAN/GT. BRIT, 127135/U.S. [illeg.]"
- Missing
- appears complete
- Finish
- clear window; black bowl & lubber lines; directional indicators around rim of bowl white red triangle indicates north; brass base
- Decoration
- none
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Compass, magnetic, circa 1937, Artifact no. 1994.0195, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1994.0195.001/
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