12/00/1878 Upton, Francis Robbins -- Technical Notes and Drawings
(Philosophical Magazine; Bell, Alexander Graham; Jablochkoff, Paul; Edison, Thomas Alva; Thomson, William, (Lord Kelvin) [supplied or conjectured]; Wallace, William [supplied or conjectured]) Newspapers, books, other publications; Edison effect and etheric force; Electric light and power; Dynamos and generators; Electrical distribution system
[N015]  Notebook Series -- Menlo Park Notebooks: Notebook #15 N-78-12-20.3 (1878-1879)
[N015002; TAEM 30:519]
Courtesy of Thomas Edison National Historical Park.