Editore: U,S, Geological Survey, Washington, D. C., 1991
Prima edizione
Paperback. Condizione: Good+. First Edition. Unmarked, but some rubbing along spine area. And previous owner's name on outside cover (faint) and embossed stamp on title page. Two pocket in rear containing approximately 13 folded plates. Small tear in top of rear cover near binding. ; Book Description; Spine has staples. Pages are clean and not marred by notes or folds. Covers are square with wear as noted. Ships Safe and Fast.; U. S. Geological Survey Professional Paper; Vol. 1505B; 4to 11" - 13" tall; 12 pages.
Editore: United States Government Printing Office, Washington, 1991
Condizione: very good. dfrom the title page, "Chapters B and C are issues as a single volume and are not available separately." softcover, 11" x 8.5", plates 1-3 folded inside rear pockets, 36 pages.