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.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D08601
Notes:
Located in Review of Extension Studies, volumes for 1946-1956, U.S. Department of Agriculture, Washington, D.C., Summary of U.S. Extension Service Circular 461, a revision of Circular 424 which it supersedes. 17 pages.
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C19059
Notes:
Pages 208-261 in Rajab Ali Memon, managing author, and Elena Bashir, editor, Extension methods. National Book Foundation, Islamabad, Pakistan. 378 pages.
