Washington DC: U.S. Geographical and Geological Survey of the Rocky Mountains, 1872. Albumen stereoview [11 cm x 15.5 cm] on a yellow J.W. Powell and A.H. Thompson mount [11.5 cm x 17.5 cm] with a printed paper label on the reverse. Strong contrasts. Gentle sunning to extremities. View of a...... More
Washington DC: U.S. Geographical and Geological Survey of the Rocky Mountains, 1873. Albumen stereoview [11 cm x 15.5 cm] on a yellow J.W. Powell and A.H. Thompson mount [11.5 cm x 17.5 cm] with a printed paper label on the reverse. Strong contrasts. Gentle sunning and minor staining to extremities..... More
Washington DC: U.S. Geographical and Geological Survey of the Rocky Mountains, 1871. Albumen stereoview [11 cm x 15.5 cm] on a yellow mount [11.5 cm x 17.5 cm] with a printed paper label on the reverse. Strong contrasts. Vertical bend at center. View of Trinalcove taken from river left. This..... More