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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