Timothy H. O'Sullivan, 1871-1874 (survey), 1874 (expedition), 36. Canon, Valley of the Conejos River, looking south from vicinity of "Lost Lakes.", [Wheeler Survey, Explorations and Surveys West of the 100th Meridian], Stereocard, detail, Etherton Gallery, LL/24779
Timothy H. O'Sullivan 1871-1874 (survey), 1874 (expedition) 36. Canon, Valley of the Conejos River, looking south from vicinity of "Lost Lakes." [Wheeler Survey, Explorations and Surveys West of the 100th Meridian]