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Sherre Lynn Paris, «Raising Press Photography to Visual Communication in American Schools of Journalism, with Attention to the Universities of Missouri and Texas, 1880's–1990's», Dissertation, Universitat de Texas, 2007, OCLC311853822, p. 116[Enllaç no actiu]
Maria Morris Hambourg, «Photography between the Wars: Selections from the Ford Motor Company Collection», The Metropolitan Museum of Art Bulletin N.S. 45.4, Spring 1988, pp. 5–56, p. 17.
Sherre Lynn Paris, «Raising Press Photography to Visual Communication in American Schools of Journalism, with Attention to the Universities of Missouri and Texas, 1880's–1990's», Dissertation, Universitat de Texas, 2007, OCLC311853822, p. 116[Enllaç no actiu]
