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.
1972
1944
1993
1948
1990
1986
1965
1921
1996
1936
1983
1969
2003
1988
1920
1942
1974
1971
1977
1973