USA: Federal Extension Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08932
Notes:
Page 8 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 findings in a PhD dissertation, Graduate Library School, University of Chicago. 1946.
Pages 59-61 in Extension Circular 534, Review of Extension Research, January through December 1960, U.S. Department of Agriculture, Washington, D.C. Summary of dissertation research for doctor of philosophy in extension education, Cornell University, Ithaca, New York. 1960. 278 pages.