Jeremiah Schmidt. Pencil Points 12 March 1931, 224 JD Leland and Co. Pencil Points 12 January 1931, 56 Mies van der Rohe. Architectural Record 68 30 October 1930, 490 Iakov Chernikhov. Envisioning Architecture (MoMA, New York, 2002) 1933, 79 Harbin F Hunter. Architect and Engineer 138 39 October 1939, 30 William Merchant. Pencil Points 18 June 1937, 387 Lili Rethi. Pencil Points 20 October 1939, 672 Ernesto Bruno La Padula. Envisioning Architecture (MoMA, New York, 2002) 1939, 85 P C Jeffries. Pencil Points 20 June 1939, 404 Frederick K. Sloan. Pencil Points 18 August 1937, 499 Oscar Nitzchke. Envisioning Architecture (MoMA, New York, 2002) 1936, 81