Harvesting corn for grain /
[by Albert P. Brodell and Harold R. Walker].
- Washington, D.C. : U.S. Dept. of Agriculture, Bureau of Agricultural Economics, 1953.
- 10 p. ; 27 cm.
- Statistical bulletin / United States Department of Agriculture ; no. 129 .
- Statistical bulletin (United States. Department of Agriculture) ; no. 129. .