Languages:
- English
- French
- Colour
- Sound
Library and Archives Canada: 16mm, VHS, digibeta.
"This film, produced for Bell Telephone Laboratories, with the help of animation, x-rays, etc., gives a detailed explanation of the mechanisms that produce human language and how sounds are received by the ear and brain."
"Grâce à la technique d'animation, aux rayons X, etc., ce film donne une explication détaillée des mécanismes à l'origine du language chez l'être humain et permet de comprendre comment l'oreille et le cerveau reçoivent les sons."
University of Ottawa, Ottawa, Ontario: 16mm.
University of Waterloo Audiovisual Services Catalog.
"This highly motivational film includes rare pictures of the human vocal cords in action and unique x-ray pictures of the entire vocal tract. It is also used in connection with the High School Science program."