Editore: Bureau of Economic Geology, 1976, Folded Sheet., 1976
Da: Eryops Books, Stephenville, TX, U.S.A.
Large folded sheet (includes map w/ description of energy resources); ex-library; minor shelfwear w/ light creasing of envelope; o/w sheet in very good condition.
Editore: Bureau of Economic Geology, 1979, Folded Sheet., 1979
Da: Eryops Books, Stephenville, TX, U.S.A.
Large folded sheet (includes map and description of mineral resources); minor shelfwear; o/w in very good condition.
Editore: Bureau of Economic Geology, The University of Texas at Austin., 1979
Da: Eryops Books, Stephenville, TX, U.S.A.
Mappa
No Binding. Condizione: Very Good. Large folded sheet w/ major mineral resource units mapped on a topographic base and showing distribution of each commodity, and with a summary of the mineral resources in production; several tears along edges of envelope; o/w sheet in very good condition. Map.