(Transfer of Power)

Content: Geoffrey Bell’s Shell Film Unit short (produced by Arthur Elton) turns the history and physics of power transmission—from lever and pulley to the toothed gear—into a crisp lesson, blending live action with Francis Rodker’s animated diagrams to show how gearing underpins modern industry. Often cited as a model of clear scientific exposition.

Countries:

United Kingdom

Genres:

Documentary

Runtime:

20 minutes

Year:

1939

Directors:

Geoffrey Bell

Production companies:

Shell Film Unit

Actors:

Crews:

Producer

Director of Photography

Director

Animation