Beaver Lake, Conejos Cañon, Colorado, 9.000 feet above sea-level, and 30 miles from mouth of Cañon, No. 35 from the series "Geographical Explorations and Surveys West of the 100th Meridian"
Timothy O'Sullivan · 1874

Albumen print, stereo
Timothy O'Sullivan · 1874

Albumen print, stereo