E.D. Burchhard J.J. Dirzulaitis H.E. Grosbach A. W. Harrington A.H. Horton W.M. Kessler W.R. King Lasley Lee J.W. Mangan C.E. McCashin J. H. Morgan Nathan C. Grover 1934 application/pdf 10.3133/wsp728 en U.S. Dept. of the Interior : U.S. G.P. O., For sale by the Superintendent of Documents, Surface water supply of the United States, 1932, Part III, Ohio River basin reports