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.
1990
1944
1946
1950
1942
1975
1920
1930
1936
1970
1972
1954
1978
1943
1962
1973