Soil Erosion and Stream Flow on Range and Forest Lands of the Upper Rio Grande Watershed in Relation to Land Resources and Human Welfare by Arthur Henry Joel, Charles Calvert Smoot, Charles Knesal Cooperrider, Clarence Sheldon Slater, Cyril Oliver Bratley, Eugenia Cuvillier, George Henry Hepting, George Luther Schnur, George W. Barber, George Wallace Musgrave, Herbert George Barott, James Stewart Wiant, James William Park, Lawrence Zeleny, Lewis Bertie Olmstead, Margaret Blanche Hays, Norman Julian Wall, Paul Lewis Harding, R. W. Leukel, Stephen Harold Hastings, William Henry Black, Dan Hansen, David Augustus Coleman, E. I. Kotok, Edwin Alfonso Trowbridge, F. F. Dicke, Francis Raymond Lawson, George Grant Hedgcock, Robert Arthur Norton, John Ira Hardy, Dean Humboldt Rose, Harold Blaisdell Shepard, R. L. Piemeisel, Stuart Bevier Show, Barnard Andrew Hendricks, Jacob Martin Lutz, Oscar Roland Mathews, R. S. Holmes, Ralph Wylie Frey, Horace Greeley Byers, George R. R. Martin