Two short fragments resulting from experiments in controlling the mechanical development of the instrument. Preserved by the Academy Film Archive in 2005.
Release Date: February 09, 1944
February 03, 1934
February 05, 1951
February 03, 1946
July 10, 1969
November 27, 1977
January 01, 1973
July 13, 1981
December 21, 1943
January 01, 1953
January 29, 1949
January 01, 1951
May 18, 1990
December 17, 1993
March 07, 1996
September 06, 1946
December 26, 1941
October 18, 1945
June 24, 1938
March 13, 1971
January 01, 1973