Marble Cañon, one of the gorges of the Colorado here, 1.200 feet deep. The steep cliff is gray limestone and the slope below a brilliant red sandstone., 1872. Albumen print, stereocard, no. 13 from the series "Geographical Explorations and Surveys West of the 100th Meridian". Commissioned by George Wheeler for the War Department, Corps of Engineers, U.S. Army.
Pixel Dimensions (W x H) : 4960x2897
File Size : 42,098kb