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Floor and rim in southeast part of North Park. Jackson County, Colorado. 1911. Plate 2 in U.S. Geological Survey. Bulletin 596. 1915.
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Banded gneiss near to of Zirkel Mountain. Jackson County, Colorado. 1911. Plate 3-B in U.S. Geological Survey. Bulletin 596. 1915.
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Weathered granite. Jackson County, Colorado. 1911. Plate 5-A in U.S. Geological Survey. Bulletin 596. 1915.
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Eroded sandstone of Coalmont formation. Jackson County, Colorado. 1911. Plate 1-A in U.S. Geological Survey. Bulletin 596. 1915.
Categories: Image;
Tags: Beekly, A.L. Collection,
Coalmont Strip Pit,
Jackson County, Colorado,
Mills, Mines, Quarries,
Photographers, All tags...
photo print, Fewer tags
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Triceratops bones found near base of Lance formation in SE Sec. 20, T. 21 N., R. 23 E.; leg bone and vertebra, length of large bone 18 inches. Corson County, South Dakota. 1909. Plate 7-A in U.S. Geological Survey Bulletin 575. 1914.
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