U.S. Geological Survey Photographic Library

ID. Wheeler, 78

Grand Canyon, looking below the mouth of the Diamond River in Arizona. Photo by T.H. O'Sullivan.U.S. Geographical Surveys West of the One Hundredth Meridian (Wheeler Survey, 1871 Expedition).

Grand Canyon, looking below the mouth of the Diamond 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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