Published by Rocky Mountain Section, American Association of Petroleum Geologists., 1959
Seller: Eryops Books, Stephenville, TX, U.S.A.
No Binding. Condition: Very Good. ORIGINAL 1959 Abstracts, disbound from journal; no covers; in very good condition. Journal.
Published by Rocky Mountain Association of Geologists, Denver, CO, 1972
Seller: Thomas J. Joyce And Company, Chicago, IL, U.S.A.
First Edition
Cloth. Condition: Very Good. First Edition. Elephant folio, red cloth, Illustrated with color maps, photogravures,