Stackpole Wye Level

This level, made for the U. S. Naval Observatory, is marked "STACKPOLE & BROTHER, NEW YORK 1490" and probably dates from the early 1870s when the firm was making various instruments for the transit of Venus of 1874.
Currently not on view
Object Name
level (wye)
date made
ca 1873
Stackpole and Brother
overall: 9 5/8 in x 5 5/8 in x 15 9/16 in; 24.4475 cm x 14.2875 cm x 39.52875 cm
place made
United States: New York, New York
ID Number
maker number
catalog number
accession number
Measuring & Mapping
Surveying and Geodesy
See more items in
Medicine and Science: Physical Sciences
Surveying and Geodesy
Data Source
National Museum of American History, Kenneth E. Behring Center

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