Alpine lakes, and mountain scenery, in the Cerro Blanco Mountains, Colorado, 13.000 feet above sea-level, No. 47 from the series "Geographical Explorations and Surveys West of the 100th Meridian"
1874
Timothy O'Sullivan (American, born Ireland, 1840–1882) commissioned by George Wheeler for the War Department, Corps of Engineers, U.S. Army
United States
Albumen print, stereo