Item #39336 PRELIMINARY REPORT ON THE BEDDED MANGANESE OF THE LAKE MEAD REGION, NEVADA AND ARIZONA: GEOLOGICAL SURVEY BULLETIN NO. 948-D. V. E. McKelvey, J. H. Wiese, V H. Johnson.

PRELIMINARY REPORT ON THE BEDDED MANGANESE OF THE LAKE MEAD REGION, NEVADA AND ARIZONA: GEOLOGICAL SURVEY BULLETIN NO. 948-D

Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1949. Soft cover. Item #39336

Pages 83 through 101with graphs, plus the required five folded maps in fine condition in the rear pocket. Bound in original gray/green paper covers with printing in black. Corners curled a bit. A very good copy.

Price: $20.00