New York Times New York City Poll, September 2003. 21. April 2004, doi:10.3886/icpsr03919.
Gordon S. Wood, William B. Willcox: The Papers of Benjamin Franklin. Volume 16-Volume 19. In: The Journal of Southern History. Band43, Nr.2, Mai 1977, ISSN0022-4642, S.281, doi:10.2307/2207351.
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Gordon S. Wood, William B. Willcox: The Papers of Benjamin Franklin. Volume 16-Volume 19. In: The Journal of Southern History. Band43, Nr.2, Mai 1977, ISSN0022-4642, S.281, doi:10.2307/2207351.