Verlag: United States Geological Survey., 1970
Anbieter: Eryops Books, Stephenville, TX, USA
No Binding. Zustand: Very Good. Large folded sheet consisting of geologic map superposed on topographic contours and with metamorphic isograds, two cross-sections, and a columnar section with description of units; in printed envelope; ex-corporate library; in very good condition. Map.