(The Sea Urchin)

Content: Early stages in the growth of the sea-urchin are presented in microphotography by transmitted and reflected light.

Countries:

United Kingdom

Genres:

Documentary

Runtime:

11 minutes

Year:

1936

Directors:

J.V. Durden

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Production companies:

Gaumont-British Instructional

Actors:

Crews:

Director

Director of Photography

Director