Page 9 in Grace Gallup and Lucinda Crile, Bibliography on Extension Research, November 1943-1948. Library List No. 48. USDA Library, U.S. Department of Agriculture, Washington, D.C. July 1949. Brief description of the first of two studies of identical title, as reported by the Agriculture College, Cornell University, Ithaca, New York. 1944. 9 pages.