Verlag: U.S. Govt. Print. Off, Washington, D. C., 1942
Erstausgabe
Softcover. Zustand: Very Good. First Edition. Unmarked. Several fold outs. Pocket in back contains folded map. ; 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; Textbook; Vol. 931N; 8vo 8" - 9" tall; 319-348 pages DC6.