United States census of agriculture, 1954: Special reports; [prepared under direction of Bay Hurley, chief, Agriculture Division, v. 3, pt.]. 9. Farmers and farm production in United States (cooperative report): chap. 7, Cash-grain and livestock producers in Corn Belt, characteristics of farmers and farm production, principal types of farms, [with list of literature cited, prepared by Edwin G. Strand; edited by Caroline B. Sherman].