(Узники Пермского моря)

Content: An educational film on unknown microorganisms discovered in the potassium salts of the Permian Sea.

Countries:

Soviet Union

Genres:

Documentary

Runtime:

19 minutes

Year:

1970

Directors:

Tamara Iovleva

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Production companies:

Leningrad Popular Science Film Studio

Actors:

Crews:

Director

Writer