1. Geologic map of the igneous and metamorphic rocks of Montana showing location of uranium deposits [cartographic material] Yale Public content 1960. 2012-09-07T20:02:50Z. 2013-03-18T22:17:09Z. Merewether, E. A. (Edward Allen), 1930-. Dept. of the Interior, U.S. Geological Survey. English. Public. Montana.