Page 8 in Extension Circular 534, Review of Extension Research, January through December 1960, U.S. Department of Agriculture, Washington, D.C. Summary of Research Bulletin 850, Ohio Agricultural Experiment Station, Ohio State University,Columbus. 1960. 38 pages.
USA: Agriculture Extension Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 197 Document Number: D09544
Notes:
Hal R. Taylor Collection, Extension Service Circular No. 509, Summary of national data about Extension worker use of news articles, television and radio broadcasts, bulletins, circulars and pamphlets during the 1955.
USA: Extension Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08944
Notes:
Page 2 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. Brief description of an agricultural extension study at the University of Massachusetts, Amherst. N.D. 8 pages.