Directory of organization and field activities of the Departmento of Agriculture : 1941 - Stephens, Edmund (Washington : Department of Agriculture, 1941)
Encuadernado con: Report of progress for year Ending june 30, 1940/University of Maine
Keywords: Agricultura -- Directorios -- EUA; Agronomos estadounidenses; Cultivos -- EUA -- Colecciones de escritos