08/28/1878 Edison, Thomas Alva -- Interviews
(New York Graphic; Barker, George Frederick) Tasimeter; Miscellaneous electrical technologies; Ore exploration and mining [Document Within a Document]
[MBSB1]  Special Collections Series -- Charles Batchelor Collection -- Scrapbooks: Cat. 1240 (1876-1878)
[MBSB10858; TAEM 94:338]
Courtesy of Thomas Edison National Historical Park.