Grain. Statistics of grains; compiled by Elna Anderson, E. J. Working, S. R. Newell, Carlos Campbell, Anna M. Kirby, Charlotte M. Ward, Ruth Griffith, Vivian M. Behenna, June A. Hodgkins, Florence C. Fitch, John L. Wilson, Gertrude K. Caseley, Anna Sullivan, H. Hawxhurst, T. A. Sommers, and Annie M. V. Repetti.

Tools