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.
1971
1987
1969
1972
1934
1975
1950
1967
1949
1951
1959
1996
—
1980
1953
1986