Editore: Gulf Coast Association of Geological Societies., 1970
Da: Eryops Books, Stephenville, TX, U.S.A.
No Binding. Condizione: Very Good. ORIGINAL Articles, disbound from journal; no covers; in very good condition. Journal.
Editore: Geol Soc Amer Bull, 1971
Da: Larry W Price Books, Portland, OR, U.S.A.
Rivista / Giornale
Paperback. Condizione: Fine. Vol. 82, pp. 3049-3068+ Lge FoldOut Map, Photos, Illus, Extracted from orig vol, begins with title page, trimmed & stapled, thus is like a pamphlet, VG.