03/15/1907 Electric Journal -- Speeches and Addresses
(Westinghouse Electric Co [supplied or conjectured]; Edison General Electric Co; Sprague, Frank Julian) Education; Electric light and power
[X120C]  New York Public Library, New York, N.Y. -- Manuscripts and Archives Division: Frank J. Sprague Papers
[X120CCQ; TAEM 0:0]
Courtesy of The New York Public Library, Astor, Lenox, and Tilden Foundations.