09/03/1879 Edison, Thomas Alva -- Articles
(New York Sun; American Association for Advancement of Science) Metals and minerals; Incandescent lamp; Vacuum and glass bulb
[SM025]  Menlo Park Scrapbook Series: Cat. 1025 (No. 17) -- Magneto Electric Generators
[SM025089; TAEM 24:667]
Courtesy of Thomas Edison National Historical Park.