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.
1976
1966
1965
1975
1977
2002
1972
1983
1987
1982
1970
1948
1932
1968
1973
1945