Caption:
Coyotero Apache Scouts, at Apache Lake, Sierra Blanca Mountains, Arizona. Two members of the Expedition in the back-ground. Timothy O'Sullivan (American, born Ireland, 1840-1882); commissioned by George Wheeler for the War Department, Corps of Engineers, U.S. Army. Date: 1873. Dimensions: 9.3 x 7.4 cm (each image); 10 x 17.7 cm (card). Albumen print, stereo, No. 31 from the series "Geographical Explorations and Surveys West of the 100th Meridian". Origin: United States.