Norman Bel Geddes. Pencil Points 18 January 1937, 12 Norman Bel Geddes. Pencil Points 18 January 1937, 13 Lewis Hobart. Pencil Points 18 June 1937, 389 Johnson Kaufmann Coate. Pencil Points 20 July 1939, 430 Richmond H Shreve. Pencil Points 20 July 1939, 424 Mies van der Rohe. Architectural Record 68 30 October 1930, 328