"The Einstein Theory of Relativity" is the short version (587 m) of the lost American long version (1219 m) of Hanns Walter Kornblum's original German feature "Die Grundlagen der Einsteinschen Relativitäts-Theorie" from 1922 that is also lost.
1989
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1981
1968
2011
1979
1954
1976
1967
2008
2004
1957
1929
1958