Wood and Ivory Parallel Rule

Wood and Ivory Parallel Rule

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Description
Part of the navigator’s tool kit, parallel rules were used to transfer compass points, course lines and other directional information across large charts without change. This large wooden set has a carved ivory whale inlaid into its surface, with a brass tack for the whale’s eye.
Location
Currently not on view
Object Name
Scrimshaw
parallel rule
scrimshaw parallel rule
Object Type
scrimshaws
Other Terms
Scrimshaw; Maritime
Physical Description
wood (overall material)
ivory (overall material)
brass (overall material)
Measurements
overall: 3 3/16 in x 4 1/2 in x 3/4 in; 8.09625 cm x 11.43 cm x 1.905 cm
ID Number
1978.0052.08
accession number
1978.0052
catalog number
1978.52.31
Credit Line
From the collection of Dr. and Mrs. Wilbur J. Gould
Expansion and Reform
See more items in
Work and Industry: Maritime
Cultures & Communities
Work
Industry & Manufacturing
Natural Resources
Transportation
On the Water exhibit
Art
Data Source
National Museum of American History
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