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No Special Danger.; Alternating Currents In Electric Light Wires. In: The New York Times. 13. Dezember 1888 (Online-Archiv der New York Times, abgerufen am 29. Dezember 2008).
Testimony Of The Wizard; Edison′s Belief In Electricity'S Fatal Force. He Is Positive That An Alternating Current Of 1,000 Volts Would Surely Kill A Man. In: The New York Times. 24. Juli 1889 (Online-Archiv der New York Times, abgerufen am 29. Dezember 2008).
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Ed Reis: Early Lamps by Westinghouse. (PDF) Engineers' Society of Western Pennsylvania, 2005, archiviert vom Original (nicht mehr online verfügbar) am 29. Oktober 2013; abgerufen am 29. Dezember 2013 (englisch).
simson.net
T.S. Reynolds, T. Bernstein: Edison and „The Chair“. In: IEEE Technology and Society Magazine. Band8, Nr.1, März 1989, S.19–28, doi:10.1109/44.17683 (simson.net [PDF]).
vde.com
VDE „Chronik der Elektrotechnik – Transformator“ [1]
web.archive.org
Ed Reis: Early Lamps by Westinghouse. (PDF) Engineers' Society of Western Pennsylvania, 2005, archiviert vom Original (nicht mehr online verfügbar) am 29. Oktober 2013; abgerufen am 29. Dezember 2013 (englisch).