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
1950
1983
1994
1953
1961
1976
1964
1965
1958
1944
1968
1947
1982
1972
1955
2014