Eight-inch repeating theodolite with large telescope as used in measuring horizontal angles - Antiquarian image showing 19th century surveyor tools

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Illustrative plate from "The Final Results of the Triangulation of the New York State Survey, Together with a Description of the Methods Employed. Also, the Eleventh Annual Report of the Commissioners of the State Survey. Transmitted to the Legislature, March 22, 1887" - This image shows the entire original plate with large borders. Another version is available here that has been cropped to show only the illustration and caption with uniform borders.

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Size: 8064px × 10380px
Location: New York
Photo credit: © Antiquarian Images / Alamy / Afripics
License: Royalty Free
Model Released: No

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