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.
1971
1970
1965
1952
1955
1972
1980
1966
1963
1942
1945
1946
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1969
1998
1943
1953