U.S. Geological Survey Photographic Library

ID. Wheeler, 79

Cathedral Mesa on the Colorado River in Arizona. Photo by T.H. O'Sullivan. U.S. Geographical Surveys West of the One Hundredth Meridian (Wheeler Survey, 1871 Expedition).

Cathedral Mesa on the Colorado River in Arizona. Photo by T.H. O'Sullivan. U.S. Geographical Surveys West of the One Hundredth Meridian (Wheeler Survey, 1871 Expedition).

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