Rodman holding rod vertical during observations.
Image ID: theb1755, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Photo Date: 1900?
Credit: NOAA, John Hayford Album
• High Resolution Photo Available
of the U.S. Department of Commerce, National Oceanic & Atmospheric
NOAA Central Library
| NOAA Disclaimer
July 7, 2015