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Typical outcrops of Piedra rhyolite in West Bellows Creek, as seen from north of benchmark 11,570; the main tuff layer of the Piedra forms the bench above cliff. Creed quadrangle. Mineral County, Colorado. September 1, 1914. Published as Figure 24, in U.S.Geological Survey Professional paper 258. 1956.
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Yosemite National Park. Scene in Mariposa Grove of big trees. October 4, 1916. F-stop 11, 1/10 seconds.
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Irregular flows of latite and rhyolite. From ridge west of mouth of Mill Gulch, looking northwest over a side.
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From west side of Cebolla Canyon, looking across it at granite ridge running northwest from Rudolph Hill. Uncompahgre quadrangle. Gunnison County, Colorado. September 11, 1912. F-stop 8, 1/25 seconds.
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From saddle west of Peak 13,700 (Organ Mountain), looking south of the west over Middle Fork Basin at mountains south of Stewart Peak. La Garita quadrangle (?). Saguache County, Colorado. August 19, 1914. F-stop 16, 1/25 second.
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