This primary source comes from the Records of the Farmers Home Administration.
Full Citation: Counties Designated for Tenant Purchase Loans; 1940; General Maps, 1940 - 1940; Records of the Farmers Home Administration, Record Group 96; National Archives at College Park, College Park, MD. [Online Version, https://www.docsteach.org/documents/document/counties-designated-for-tenant-purchase-loans, May 16, 2024]