Published by U. S Gov Printing Office, Washington, D. C., 1987
First Edition
Paperback. Condition: Very Good-. First Edition. Unmarked, except for previous owner's name on front cover. ; 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 Bulletin; Vol. 1802; B&W Illustrations; 4to 11" - 13" tall; 12 pages DW1.