Published by Department of the Interior Geological Survey; Water Resources Division, Washington, D.C., 1971
Language: English
Seller: Dorley House Books, Inc., Hagerstown, MD, U.S.A.
First Edition
Paperback. Condition: Very Good. graphs, Charts, Photos, Tables (illustrator). 1st. 1st printing; tan pictorial wraps; 141 clean, unmarked pages.