Author: Prostka, Harold J. / Subject: Geology - Yale University Library GeoBlacklight Search Results

1. Geologic map of the Abiathar Peak quadrangle, Yellowstone National Park, Wyoming and Montana [cartographic material]

1975. 2012-05-01T17:57:53Z. 2012-05-09T14:05:12Z. Prostka, Harold J. U.S. Geological Survey. English. Public. Yellowstone National Park, Wyoming, and Park County.

2. Geologic map of the Leatherwood quadrangle, southeastern Kentucky [cartographic material]

1968. 2012-01-31T19:16:51Z. 2012-03-05T17:37:55Z. Prostka, Harold J. U.S. Geological Survey. English. Public. Kentucky, Leslie County, Perry County, and Harlan County.

3. Geologic map of the Pelican Cone quadrangle, Yellowstone National Park and vicinity, Wyoming [cartographic material]

1975. 2012-05-01T17:56:19Z. 2012-05-09T14:05:11Z. Prostka, Harold J. U.S. Geological Survey. English. Public. Yellowstone National Park, Wyoming, and Park County.

4. Geology of the Hyden East quadrangle, Kentucky [cartographic material]

1965. 2011-12-16T20:57:47Z. 2012-03-05T17:25:34Z. Prostka, Harold J. U.S. Geological Survey. English. Public. Kentucky, Perry County, Leslie County, and U.S.