Grain. Statistics of grains; compiled by W. F. Callander, Lewis B. Flohr, Joseph A. Becker, G. B. L. Arner, C. F. Sarle, Mrs. Charlotte M. Ward, Ruth Griffith, C. G. Carpenter, Lila Thompson, Katharine Dorrance, Caroline G. Gries, Mrs. June A. Hodgkins, Mrs. Florence O. Fitch, John L. Wilson, P. F. Brookens, James J. Window, and T. A. Sommers.

Tools