"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.
1928
2004
2012
2008
1929
2006
1994
1910
1911
2011
1933
1978
1993
2019
2014
1939