Editore: United States Geological Survey., 1973
Da: Eryops Books, Stephenville, TX, U.S.A.
Mappa
No Binding. Condizione: Very Good. Two (2) large folded sheets consisting of a geologic map superposed on topographic contours, a structure map showing uranium deposits, a columnar section with description of units, four diagrams showing stratigraphic relationships, and references cited; in printed envelope; ex-corporate library; light smudging of envelope, o/w sheets in very good condition. Map.