Aleister Crowley, "Drama be Damned! An Appreciation of Eva Tanguay", The International (pp. 127–28), New York, April 1918; reproduced on the site of Thelema Lodge Calendar for June 1996 e.v., Berkeley, CA. Retrieved April 21, 2008.
Hill, Everett Gleason (1918). "Paul C. Winkelmann". A Modern History of New Haven and Eastern New Haven County. Vol. II. The S. J. Clarke Publishing Company. p. 471.
