Norman Bel Geddes. Pencil Points 21 July 1940, 417 Walter Gropius. Pencil Points 25 August 1944, 55 P C Jeffries. Pencil Points 20 June 1939, 404 Eugene Raskin. Pencil Points 20 January 1939, 37 Charles Z Klauder. Pencil Points 20 January 1939, 31 Dorian Dorian Paquet and Vitra. Pencil Points 18 April 1937, 217 Richard Neutra. Pencil Points 18 July 1937, 423 Herman Knebel. Pencil Points 20 June 1939, 409 Hamilton Fellows and Nedved. Pencil Points 12 March 1931, 224 Thomas B Benedict. Pencil Points 18 August 1937, 500