[QD012D1227], Legal Testimony, Henry Morton, January 20th, 1890
[QD012D-F] Litigation Series -- Printed Court Records -- Edison Electric Light Company v. United States Electric Lighting Company(1885-1892)
https://edisondigital.rutgers.edu/document/QD012D1227
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Archive.org Viewer, Microfilm Series Reel 47