Subject categories
Advertising, Film, Journalism, Mass Media & TV → Audio-visual education
Education, Instruction, Teaching & Schools → Audio-visual education
Education, Instruction, Teaching & Schools → Teaching - Aids and devices
Education, Instruction, Teaching & Schools → Training - Study and teaching
Education, Instruction, Teaching & Schools → Visual aids
Educational & Instructional
Educational & Instructional → Educational films
Educational & Instructional → Instructional
Short films
Short films → Short films - United States