Here are entered works on the technique in which, during lapses in the audio or scripted dialogue of plays, films, and television programs, trained narrators describe the visual and nonverbal cues and information that may be essential for people with visual disabilities to understand and appreciate these cultural and informational media.
Here are entered works on all types of media used for the recording of sound including cylinders, analog discs, digital discs, films, tapes, and wires, as well as works about analog discs alone.
--subdivision Study and teaching--Audio-visual aids under individual languages and groups of languages for works on the use of audiovisual aids in instruction in those languages
Here are entered works on all types of media used for the recording of sound including cylinders, analog discs, digital discs, films, tapes, and wires, as well as works about analog discs alone.
--subdivision Audio-visual aids under subjects; and subdivision Study and teaching--Audio-visual aids under subjects for the use of audio-visual aids in the learning and teaching of those subjects, e.g. Geography--Study and teaching--Audio-visual aids
Audio Visual Education Equipment And Supplies -- See Also the narrower term Audio-visual equipment
Here are entered general works on projectors, screens, sound equipment, pointers, tables, exhibit boards, etc. --names of particular equipment, e.g. Motion picture projectors
