This report, part of a series of statistical surveys of public broadcasting based on data provided by licensees of the Corporation for Public Broadcasting, provides details of public-television program content for the 1976 calendar year. Chapters include discussion of definitions and categories of program content, the public television system in 1976, instructional television services, "Sesame Street" and "The Electric Company," general and news/public-affairs programs, special or target-audience programs, local programing, and the Public Broadcasting System and prime-time programing. Five appendixes detail the research methodology used in the project. (KS)