Editore: Canada Department of Energy, mines and Resources, 1970, 14 Pp. Test + 2 folded Maps., 1970
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft Cover. Condizione: Very Good. Softcovers text and two folded maps in printed envelope; ex-corporate library; envelope w/ creases and small tears; o/w text and folded maps in very good condition.
Editore: Canada Department of Energy, mines and Resources, 1970, 14 Pp. Test + 2 folded Maps., 1970
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft Cover. Condizione: Very Good. Softcovers text and two folded maps in printed envelope; ex-corporate library; envelope w/ creases and small tears; o/w text and folded maps in very good condition.
Editore: Canada Department of Mines and Technical Surveys., 1963
Da: Eryops Books, Stephenville, TX, U.S.A.
No Binding. Condizione: Very Good. Four large folded maps and 3-pp. explanation of geophysics; ex-corporate library, in printed envelope; creasing of edges of envelope w/ small tear on edge of envelope; o/w maps and explanation in very good condition. Map.