Annual Report 1861. No. 29 Solar Spots observed July 18th A.M. 1860 in connection with the Solar Eclipse
Image ID: cgs06188, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection Photo Date: 1861 Credit: United States Coast Survey Annual Report 1861 • High Resolution Photo Available
Publication of the U.S. Department of Commerce, National Oceanic & Atmospheric Adminstration (NOAA), NOAA Central Library NOAA Privacy Policy | NOAA Disclaimer Last Updated: April 30, 2013