01/04/1893 Kennelly, Arthur Edwin to Crosby, Oscar T
Electric traction; Motors [Cover Document and Attachment]
[LM117]  West Orange Laboratory Records Series -- Arthur E. Kennelly Letterbooks: Letterbook #7, LM-117 (1892-1894)
[LM117153; TAEM 109:1048]
Courtesy of Thomas Edison National Historical Park.