The Farmer's Standard of Living by David Griffiths, David Augustus Coleman, James Howard Kempton, Wilfred William Robbins, John Robinson Winston, Ellis Lore Kirkpatrick, Guy N. Collins, R. H. Wilcox, D. C. Parman, Don Juan Slater, Homer Charles McNamara, Myron Sallee Anderson, Carl Robert Swinson, James C. Marr, Harold Carter Fellows, A. F. Burgess, Sears Polydore Doolittle, George Samuel Jamieson, Noel Finley Thompson, William Clare Davis, Bernard Otis Weitz, Howard Gove MacMillan, Howard Gregory McKeever, Joseph Heilman Shollenberger, Perez Simmons, Silas Cheever Mason, John Arthur Burgess, John Jay Bowman, Marion Newman Walker, Samuel Sutton Crossman, Sante Mattson, Harry Brice Dixon, Walter Johnston Bach