Crops. Statistics of field crops other than grains; compiled by Vivian M. Behenna, Lazar Volin, S. A. Jones, Charlotte M. Ward, Ruth Griffith, Chas. E Gage, C. G. Carpenter, A. G. Peterson, Caroline G. Gries, June A. Hodgkins, Elna Anderson, Ingeborg Gronvold, Florence C. Fitch, Jeanne Cavanagh, Harold F. Clay, and H. Hawxhurst.

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