Experimental film shorts. Fernand Léger, Dudley Murphy, and Man Ray created the film "Ballet Mécanique" (1924), sometimes described as Dadaist, Cubist, or Futurist. Duchamp created the abstract film "Anémic Cinéma" (1926). Alberto Cavalcanti directed "Rien que les heures" (1926), Walter Ruttmann directed "" (1927), and Dziga Vertov filmed "Man With a Movie Camera" (1929), experimental "city symphonies" of Paris, Berlin, and Kiev, respectively. The most famous experimental film is generally considered to be Luis Buñuel and Salvador Dalí's "Un chien andalou" (1929). Hans Richter's animated shorts, Oskar Fischinger's abstract films, and Len Lye's GPO films would be excellent examples of more abstract
The Big Swallow "makes imaginative use of an extreme close-up to create one of the seminal images of early British (and world) cinema, as effective in its way as the slashed eyeball of "Un Chien Andalou" (1929), and of just as much appeal to the Surrealist movement." The film, however, "might have been still more effective if Williamson had omitted the second and third shots," in which he, "cuts to the photographer apparently disappearing into a black void, and then back to the man who retires munching him up and expressing great satisfaction, "since they detract from the logical purity of the first,