No. 5 Primary Triangulation between Long Island and the Blue Ridge Sections II &
III 1870. Annual Report 1870.
Image ID: cgs06446, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
• High Resolution Photo Available
of the U.S. Department of Commerce, National Oceanic & Atmospheric
NOAA Central Library
| NOAA Disclaimer
April 30, 2013