1985. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). U.S. Dept. of the Interior, Geological Survey ; For sale by Branch of Distribution, USGS. English. Public. Colorado. Cenozoic.
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1955. 2012-07-31T18:42:00Z. 2012-07-31T18:42:00Z. Payne, Thomas G. (Thomas Gibson), 1915-. Dept. of the Interior, U.S. Geological Survey. English. Public. Alaska. Mesozoic. and Cenozoic.