Editore: New Mexico School of Mines, Socorro, NM, 1937
Da: Catron Grant Books, Rio Rancho, NM, U.S.A.
Softcover. Condizione: Very Good. No Jacket. 159 pp with four B&W illustrations in text and a large fold-out map after text. Text is clean, tight and unmarked, Map is "as new," no sign it has ever been removed from its pocket. Grey paper covers are clean and undamaged.