Title page to computations of triangles observed by Ferdinand Hassler around
New York City in 1817.
Image ID: cgs05022, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: New York , New York
Photo Date: 1817 ca.
Credit: NARA C&GS Colllection
Category: Coast and Geodetic Survey/Archive/
• High Resolution Photo Available