Editore: US Department of the Interior, Washington, DC, 1981
Da: Liberty Book Shop, Avis, PA, U.S.A.
Prima edizione
Paperback. Condizione: Very Good. First Edition; First Printing. Slight edge rubbing and minor soiling on edges. Staples are rusted. Former library stamp on front cover. ; Bureau of Mines Report of Investigations #8526; 4to 11" - 13" tall; 24 pages.