Farm business and related statistics; compiled by C. M. Purves, Arthur G. Peterson, Viola Culbertson, Amy B. Nicholas, Elna Anderson, Roger F. Hale, S. W. Mendum, Martin R. Cooper, Donald Jackson, David L. Wickens, Gerhard J. Isaac, B. R. Stauber, T. B. Manny, Catherine A. Scanlin, Mary B. Thompson, Ruth E. Griffith, Anna M. Kirby, Charlotte M. Ward, Hazel K. Stiebeling, and members of staff of Agricultural Adjustment Administration.