UNSEEN CINEMA 3: Light Rhythms: Music and Abstraction, Light Rhythms, Light and Abstraction
directed by Francis Bruguière, 1879-1945 and Oswell Blakeston, 1907-1985, in UNSEEN CINEMA 3: Light Rhythms: Music and Abstraction (Filmmakers Showcase, 1931), 6 mins,
Source: www.imdb.com