Film
Change in the internal energy of the bodies. (1973)

Film-document №39955 2 parts, Duration: 0:20:17.94 to collection Price category G

Part 1 digitized in HD 0:09:59

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1, 2;

1 2

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Producer Sverdlovsk newsreel studio

Director: A.Meljnikov

Reel №1

Reel №2