All materials currently offered by Great Plains National Instructional Television Library (GRNITL) are described in this catalog. Included are more than 100 videotape recordings of courses which may be duplicated or leased by the user. In addition, materials on 16 mm. film and kinescope are included which may also be leased or purchased. Materials are indexed by subject matter and by grade level and each course is fully described and provided with lesson outlines. Elementary level courses are included in art, drug education, foreign languages, geography, history, journalism, language arts, mathematics, music, science, self expression, and social sciences. For secondary and adult materials, courses are offered in art, business, driver education, economics, foreign language, government, guidance, history, journalism, language arts, music, science, and sociology. A collection of college-level courses, teacher utilization, and inservice materials are also provided. Complete ordering information is given along with a description of the work of GRNITL. (SH)