No. 10. Report for 1866. Sketch Showing the Primary Triangulation between
Fire Island and Kent Island Base Lines Sections II and III from 1833 to 1851.
Annual Report 1866.
Image ID: cgs06340, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1866
Credit: United States Coast Survey Annual Report 1866
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of the U.S. Department of Commerce, National Oceanic & Atmospheric
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