Editore: United States Government Printing Office, 1967
Da: Darby Jones, Helena, MT, U.S.A.
Soft cover. Condizione: Very Good. 4th Edition. About Very Good condition with very light edge and corner wear. Some top edge and spine sun fade. Name on top right front and same on title page. Card pocket on inside front cover. Interior is unmarked with clean off white pages.
Editore: United States Government Printing Office., 1960
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft cover. Condizione: Very Good. ORIGINAL PUBLICATION; softcover; spine reinforced w/ tape; o/w contents in very good condition. Book.
Editore: US Geol Survey, Wash, DC, 1960
Da: Larry W Price Books, Portland, OR, U.S.A.
Paperback. Condizione: Very Good. Water-Supply Ppaer No 1454, 301 pp., Illus, Orig Orange Paperback, damp mark upper right corner first 12 pages else VG.