Editore: United States Government Printing Office., 1954
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft cover. Condizione: Good. ORIGINAL 1954 PUBLICATION; softcover; ex-library; missing rear pocket (but includes large folded map; loosely-inserted; complete); chip on lower corner of title page; spine and front hinge reinforced with tape; o/w in good condition. Book.
Editore: GPO, Washington, D.C., 1954
Da: Hoffman Books, ABAA, IOBA, Columbus, OH, U.S.A.
Softcover. Condizione: Very Good. USGS, 1954. Wrappers, very good condition. Complete with all maps and plates.