-     Collection:
 
  -     Agricultural Communications Documentation Center (ACDC)
 
    -     Contributers:
 
  -     Winkelmann, David P. (author / U.S. Department of Agriculture)
 
    -     Format:
 
  -     Newsletter
 
    -     Publication Date:
 
  -     1968-09
 
    -     Published:
 
  -     USA
 
    -     Location:
 
  -     Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 176 Document Number: C30359
 
    -     Subject Term:
 
  -     audiovisual materials, educational media, instructional materials, printing, production techniques, publishing, teaching aids, and visual communication