"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.
1991
2007
1925
2009
2003
1961
1944
1958
1951
2017
1948
1947
2008
1996
1940