Irrigation Districts by Benjamin Koehler, Clarence Ferdinand Korstian, Warren David Brush, Frederick David Richey, Robert Claude Wright, Wells Aleck Hutchins, James William Park, Carl Schurz Scofield, Homer Scott Swingle, Alfred Edward Fivaz, Arthur John Ackerman, Brice Edwards, Carl Rohwer, Conde Balcom McCullough, Cornelius Lott Shear, Curtis Paul Clausen, Dow Vawter Baxter, Eloise Gerry, Ernest William Laake, Frank Heidtman Lathrop, Frederick Storrs Baker, Helen Hart, J. R. Holbert, John Clymer Dunegan, M. A. Yothers, Roger Dearborn Marsden, Thornton Taft Munger, Walter Ernest Fleming, Albin Leroy Gemeny, Clarence Bobo Nickels, Dwight Isely, E. R. Van Leeuwen, Francis Everett Baker, George Frederick Sprague, L. V. Wilcox, Lake S. Gill, Neil E. Stevens, Oliver I. Snapp, Ruthford Henry Westveld, Henry F. Bain, William Roy Wickerham