USA: Extension Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08953
Notes:
Page 10 in Lucinda Crile, Findings from studies of bulletins, news stories, and circular letters. Extension Service Circular 488. Revision of Extension Service Circular 461, which it supersedes. May 1953. 24 pages. Summary of a research project, University of Wisconsin, Madison. 1928. 20 pages.
USA: Extension Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08957
Notes:
Page 16 in Lucinda Crile, Findings from studies of bulletins, news stories, and circular letters. Extension Service Circular 488. Revision of Extension Service Circular 461, which it supersedes. May 1953. 24 pages. Summary of research reported by the National Fertilizer Association, Inc., Washington, D.C. 1929. 38 pages.
Pages 83-84 in Extension Service Circular 544, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of thesis for the doctor of philosophy degree in agricultural journalism, University of Wisconsin, Madison. 1961. 161 pages.
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.
