04/07/1898 Bowen, William Abraham to Edison, Thomas Alva
(Roentgen, Wilhelm Conrad) Education; X-rays; Fluorescent lighting [Marginalia by Edison, Thomas Alva]
[D9802]  Document File Series -- 1898: (D-98-02) Edison, T.A. -- General
[D9802AAK; TAEM 137:31]
Courtesy of Thomas Edison National Historical Park.