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.
1977
1973
1974
1975
1976
1950
1951
1954
1956
1958
1961
1964
1965
1970
1999
1947