Page 60 in Extension Circular 541, Review of Extension Research, January through December 1961, U.S. Department of Agriculture, Washington, D.C. Summary of Ohio Agricultural Experiment Station Research Bulletin 890 of this title, Ohio State University, Wooster. 1961. 18 pages.
USA: Federal Extension Service, U.S. Department of Agriculture, Washington, D.C.
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08920
Notes:
Page 9 in Lucinda Crile, Review of Extension Studies - January to June 1950, Extension Service Circular 470, U.S. Department of Agriculture, Washington, D.C. July 1950. Summary of findings from analytic studies of four phases of extension work in Colorado, Colorado Agriculture College Extension, Fort Collins. 1950. Pages 1-31., Includes analysis of changes in teaching methods and activities by home demonstration agents in Colorado during that period, including use of telephones, circulars, and mass media.
Pages 79-80 in Extension Circular 532, Review of Extension Research, January through December 1959, U.S. Department of Agriculture, Washington, D.C. Summary of research report, master of science in agricultural education, University of Minneapolis, St. Paul. 1959