Home › Authors › Helen E. Hennefrund 👤 Helen E. Hennefrund b. 1909 ยท 5 books Books by Helen E. Hennefrund Bibliography on the poultry industry in countries other than Canada and the United States 1944 Bibliography on the Japanese in American agriculture 1943 Tax delinquency on rural real estate, 1928-1941 1942 The peanut industry 1939 The soybean industry 1938