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Currently not on view
Object Name
date made
ca 1700
overall: 2 1/4 in x 2 in x 2 1/8 in; 5.715 cm x 5.08 cm x 5.3975 cm
compass - from catalog card: 1 1/8 in; x 2.8575 cm
overall - from catalog card: 2 1/16 in x 1 15/16 in; x 5.23875 cm x 4.92125 cm
circular hour ring - from catalog card: 1 7/8 in; x 4.7625 cm
ID Number
accession number
catalog number
Credit Line
Rodman A. Heeren
See more items in
Work and Industry: Mechanisms
Data Source
National Museum of American History
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