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.
1949
1999
1950
1942
1975
1968
1974
1995
1998
1963
1964
1979
1978
1989
1952
1953
1948
2003
1965
1955