3 items have been found that match your search request.
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Parts Manufacturing Company 3 dimensional airplane part
c. 1940
M.71
Parts Manufacturing Company in Greenfield, Massachusetts, produced finished parts for Pratt & Whitney Radial Aircraft Engines. |
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Surveying Instrument
c. 1800
1900.10.01-.02
A theodolite is a surveying instrument used to measure horizontal and vertical angles. |
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Astronomical apparatus
1883.27
Edward Hitchcock (1793-1864) created this astronomical apparatus, customized to the latitude and longitude of Deerfield, Massachusetts, to allow him to calculate eclipses when he was preceptor of Deerfield Academy between 1816 and 1819. |