Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1929. Softcover. Item #40716
Pages 45 through 100 with graphs, and tables, plus the required folded map in the rear pocket. The book is bound in gray orange stiff paper covers with printing in black. Large corner crease, four small white spots and owner's signature to the front cover. A very good copy.