Richter, Hans, 1888-1976 (Personal Name)

His Filmgegner von haute-filmfreunde von morgen, 1929.

Hans Richter, Film ist Rhythmus, 2003: p. 149 (painter, film theorist, film producer, director and writer)

Oxford art online, Nov. 27, 2012 (Richter, Hans (Johannes) Siegfried; American painter, film maker, theorist and writer of German birth; b Berlin, 6 April 1888; d Minusio, nr Locarno, 1 Feb 1976)