Le bras de levier et la rivière

(1973)

Жанры: документальный

Год: 1973

Длительность: 26 мин

Страна: Canada

Режиссёр: Michel Brault

Сюжет

In the film, produced for the series "Young Scientists", for the CBC, a group of young people on vacation share the discovery of the application of the lever in some applications of everyday life.