What research shows about visual aids

    Collection:
    Agricultural Communications Documentation Center (ACDC)
    Contributers:
    Gallup, G. (author)
    Format:
    Report
    Publication Date:
    1949
    Published:
    USA
    Location:
    Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 2 Document Number: B00232
    Subject Term:
    audiovisual communication, exhibits, extension, extension communication, films, filmstrips, graphics, media effectiveness, photographs, posters, slides, teaching methods, and visual communication
    Notes:
    AgComm Teaching. Review of Extension Research 1946/47-1956, Extension Service Circular 506, U.S. Department of Agriculture, Washington, D.C., U.S. Dept of Agriculture, Extension Service, pp54, Jun 1949.

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