1931, March American Landscape Architect, vol. IV, no. 3, pp. 36 – 38
“The Role of the Landscape Architect” by Howard Gilkey
[Source of the crucial photograph of water running in the Cascade. None of the text is directly relevant to the Cleveland Cascade. The article also presents photos of (1) “Fountain center, Mills College, Oakland,” where Gilkey is identified as the landscape architect, and (2) from the estate of Mr. C. J. Heeseman, Piedmont, California, where the landscape architect is not identified.]