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.
1943
1981
1945
1939
1974
1953
1928
1944
1968
1949
1959
1960
1979
1973
1975
1965