Editore: United States Government Printing Office., 1974
Da: Eryops Books, Stephenville, TX, U.S.A.
Hardcover. Condizione: Very Good. ORIGINAL PUBLICATION; includes the folded map in rear pocket (COMPLETE for this publication); bound into cardboard covers; ex-library; light tanning of leaves, o/w in very good condition. Book.
Editore: United States Government Printing Office., 1974
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft cover. Condizione: Good. ORIGINAL PUBLICATION; missing the rear cover and pocket (but the large folded plate is present; loosely-inserted; COMPLETE for this publication); ex-library; spine reinforced w/ tape; o/w in good condition. Book.
Editore: US Geol Surv, Wash, DC, 1974
Da: Larry W Price Books, Portland, OR, U.S.A.
Prima edizione
Paperback. Condizione: Very Good. 1st Edition. Water-Supply Paper 2031, 66 pp.+ Lge FoldOut Map in back pocket, Photos, Illus in Text, Orig Orange Paperback, name on cover else VG, 1st ed.