![](https://image.tmdb.org/t/p/w185/bMtyxgRCMeA4qgoCj5rZuRTyoq.jpg)
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Short documentary showing infusoria in a wine-glass.
Release: Apr 01, 1931
Runtime: 8 minutes
Language: No Language
Studio: Wardour Films, BIF
Country: United Kingdom
Cast: