Bosworth Graphometer

Bosworth Graphometer

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This instrument is made of mahogany, and has an inset trough compass. The arc is graduated into degrees. It is marked "NOAH BOSWORTH 1823." Noah Bosworth (1778–1837) lived in Halifax, Mass.
Currently not on view
Object Name
Bosworth, Noah
place made
United States: Massachusetts, Halifax
overall: 9 in; 22.86 cm
alidade: 13 in; 33.02 cm
overall: 5 1/8 in x 12 3/4 in x 6 3/4 in; 13.0175 cm x 32.385 cm x 17.145 cm
ID Number
catalog number
accession number
Credit Line
Mr. G. D. Houtman
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Medicine and Science: Physical Sciences
Measuring & Mapping
Surveying and Geodesy
Data Source
National Museum of American History
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