Published by USGS, Washington, D. C., 1958
First Edition
Paperback. Condition: Very Good-. First Edition. Unmarked, mild bumping on top right corner. Two plates as foldouts. ; 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; United States Geological Survey; Vol. 1043C; Graphs; 8vo 8" - 9" tall; 35-56 pages DS1.