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.
1962
1983
1950
1942
1964
1944
1965
1991
1972
1966
1978
1969
1963
1976
1970
1927
1955