Letter from Carl Risvold to his sister-in-law during Salmon River Project, the
River of No Return. Letter details communication and mail problems for remote
geodetic work even in 1945.
Image ID: cgs00504, NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Location: Idaho, Riggins
Photo Date: 1945 September 4.
Credit: Collection of Mr. Floyd Risvold, USC&GS
• High Resolution Photo Available