Years progress in solving farm problems of Illinois 1933-34
Mumford, H.W.
Years progress in solving farm problems of Illinois 1933-34 - Urbana 1935 - 1-287 p. - Illinois Agricultural Experiment Station. No. 1933 .
Years progress in solving farm problems of Illinois 1933-34 - Urbana 1935 - 1-287 p. - Illinois Agricultural Experiment Station. No. 1933 .