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.
1975
1972
1979
1953
1951
1958
1971
1941
1980
1976
1973
1961
1965
1981
1970
1982
1944
1997