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.
1979
1955
1953
1950
1948
1941
1939
1962
1959
1974
1972
1956
1944
1973
1928
1945
1927