Intended for use by persons in developing countries responsible for initiating or expanding the use of audiovisual facilities and techniques in industry, this manual is designed for those who have limited background in audiovisuals but need detailed information about how certain techniques may be employed in an economical, efficient way. Part one, which focuses on the use of audiovisuals, includes a brief introduction and discussions of factors involved in the selection process and in the actual use of such materials, including cost effectiveness and facilities. Under the heading Techniques and Tools, the second part presents some basic considerations in preparing artwork for projected materials; brief descriptions of such non-projected aids as storyboards, flipboards, and flannelboards, together with their advantages and disadvantages, construction, and advice on use; general instructions for voice production; equipment for projected still pictures and guidelines for producing effective presentations; information on motion picture projectors and production techniques; and an overview of the types of videotape recorders available with suggestions for using VTR equipment and closed-circuit television. Procedural diagrams, pictures, and figures supplement the written text, and an international directory of institutions and organizations concerned with film making or educational media is attached. (MER)