No montage, no human subjects, minimal visual content, and the artists basically pissing on the fourth wall by calling attention in every way possible to the artifice of what they’re doing. Preserved by the Academy Film Archive in 2009.
1933
1967
1921
2010
1944
1964
1999
1995
1977
1965
1966
1970
1968
1975
1974
1986
1943
1950
1962