Surveyor's Transit


This surveyor's transit with a "Stackpole & Brother New York 1748" inscription was probably made in the 1870s. The horizontal circle is silvered, graduated to 20 minutes of arc, and read by opposite verniers to single minutes. There is a hanging level, and a clamp and tangent screw on the horizontal axis.

Maker: Stackpole and Brother

Location: Currently not on view

Place Made: United States: New York, New York City

See more items in: Medicine and Science: Physical Sciences, Surveying and Geodesy, Measuring & Mapping


Exhibition Location:

Data Source: National Museum of American History

Id Number: PH.330482Maker Number: 1748Catalog Number: 330482Accession Number: 296855

Object Name: surveyor's transit

Measurements: overall: 12 in; 30.48 cmhorizontal circle: 6 in; 15.24 cmneedle: 4 1/2 in; 11.43 cmtelescope: 10 1/4 in; 26.035 cmhanging level: 6 in; 15.24 cmoverall in case: 14 1/4 in x 13 1/2 in x 9 5/8 in; 36.195 cm x 34.29 cm x 24.4475 cm


Record Id: nmah_746014

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