Compass

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Ingenium, 1988.1081.001
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OBJECT TYPE: FORESTRY/POCKET/MAGNETIC
DATE: 1950
ARTIFACT NUMBER: 1988.1081.001

MANUFACTURER: SILVA LTD.
MODEL: RANGER
LOCATION: Sweden

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: SYNTHETIC/ ALUMINUM/ STEEL/ BRASS

Dimensions

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

Length: 10.2 cm
Width: 6.4 cm
Height: 2.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Forestry
Category: Harvesting
Sub-Category: N/A

Manufacturer

AKA: SILVA
Country: Sweden
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Unknown
Period: Unknown
Canada: MADE BY SILVA IN SWEDEN FOR CANADA (SEE MARKINGS)
Function: TO DETERMINE THE HORIZONTAL DIRECTION OF A LINE WITH REFERENCE TO THE DIRECTION OF A MAGNETIC NEEDLE
Technical: LIQUID DAMPENED NEEDLE & SIGHTING MIRROR COMBINE FOR SPEED & ACCURACY IN USE
Area Notes: Unknown

Details

Markings: ON BASE: `SILVA [WITH TREE LOGO]/ THE RANGER/ [INCHES MARKED FROM 1 1/2 TO 3 1/2; MM FROM 1 TO 9]/ PATENTS/ APPLIED/ FOR/ FOR ARMY/ USE/ U.S. PAT/ 2019411/ 2136970/ BRIT. PAT/ 445312/ 472805/ MADE IN SWEDEN/ FOR SILVA LTD./ TORONTO ONT CANADA/ [GRADUATED CIRCLE FROM 02 TO 62]'/ SCRATCHED ON LID: `Brian Mayo'/ ON COMPASS: `N W E S/ W. decl.30 20 10 20 30 E. decl./ [GRADUATED SCALE 0 TO 90 IN FOUR DIRECTIONS]/ [BOTTOM SCALE 3 TO 9 AT `N' & `S' ENDS]'
Missing: NO CASE
Finish: LID PAINTED BLACK/ COMPASS FACE YELLOW/ BLACK MARKINGS ON COMPASS/ BROWN MARKINGS ONBASE
Decoration: TWO VERTICAL RIDGES ON LID/ TREE LOGO ON BASE

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If you choose to share our information about this collection object, please cite:

SILVA LTD., Compass, circa 1950, Artifact no. 1988.1081, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1988.1081.001/

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