Psychedelic film from the 1940s, featuring Bing Crosby, used to treat mental disorders

In the 1940s, British psychologist Cecil Stokes created Auroratone films, deeply psychedelic short movies meant to be shown at psychiatric institutions to help treat patients suffering from mental disorders, particularly war veterans. In 1942, Stokes was granted US patent #2292172 for the Process and Apparatus for Producing Musical Rhythm in Color. — Read the rest