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Devils Tower National Monument, Wyoming. Devils Tower, viewed from the east. Note the columnar jointing and flare at the base. September 1932.
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Canada. Drumlins, probably in T. 5 N., R.29 W., Province of Saskatchewan. September 21, 1932.
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Devils Tower National Monument, Wyoming. Columnar jointing of Devils Tower on the west side. Note the weathering and jointing cracks in the upper one-fifth of the tower and curvature of the jointing at the base. September 1932.
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Glacier National Park, Montana. West from Many Glacier Hotel. Mount Wilbur at right center with the Continental Divide on the skyline. Swiftcurrent Lake in the foreground. August 1932.
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Glacier National Park, Montana. North across Lake Josephine toward Altyn Peak in the distant center. August 1932
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Detailed view of weathered top or core of a "tepee butte" in NE 1/4 sec. 35, T. 12 S., R. 49 W. The rock is an impure limestone in which Lucina occidentalis is exceedingly abundant. Cheyenne County, Colorado. October 1931. Plate 65-B, in U.S. Geological Survey. Professional paper 186-K. 1940.
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Contact between the Hays limestone member of the Niobrara formation and the Codell sandstone member of the Carlile shale in the SE 1/4 sec. 21, T. 21 S., R. 49 W., the hammer rests on a hard bed of calcareous sandstone with the Codell, about 2 feet below the base of the Hays limestone. Bent County, Colorado. October 1931. Plate 65-D, in U.S. Geological Survey. Professional paper 186. 1940.
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Devils Tower National Monument, Wyoming. Devils Tower, viewed from the south. Note the flare of the columnar jointing near the base. September 1932.
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Devils Tower, viewed from the southeast. Igneous rock formations seen to the northwest. Devils Tower National Monument, Wyoming. 1932.
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Glacier National Park, Montana. Southwest from Many Glacier Hotel. Mount Gould at left center, with sill on the left side in The Garden Wall. Swiftcurrent Lake in the foreground. August 1932.
    map background search result map search result map Mount Wilbur at right center with the Continental Divide. Glacier National Park, Montana. 1932. Glacier National Park, Montana. Southwest from Many Glacier Hotel. Mount Gould at left center, with sill on the left side in The Garden Wall. 1932. Glacier National Park, Montana. North across Lake Josephine toward Altyn Peak in the distant center. 1932 Grand Teton National Park, Wyoming. Mount Moran and the Tetons, viewed across Jackson Lake from Moran. 1935. Grand Teton National Park, Wyoming. Across Jackson Lake toward the Teton Mountains, viewed from the monument. 1935. Old Faithful Geyser. Yellowstone National Park, Park County, Wyoming. 1941. Grand Teton National Park, Wyoming. Mount Moran and the Tetons, viewed across Jackson Lake from Moran. 1935. Grand Teton National Park, Wyoming. Across Jackson Lake toward the Teton Mountains, viewed from the monument. 1935. Mount Wilbur at right center with the Continental Divide. Glacier National Park, Montana. 1932. Glacier National Park, Montana. Southwest from Many Glacier Hotel. Mount Gould at left center, with sill on the left side in The Garden Wall. 1932. Glacier National Park, Montana. North across Lake Josephine toward Altyn Peak in the distant center. 1932 Old Faithful Geyser. Yellowstone National Park, Park County, Wyoming. 1941.