[D8636I], Letter from John F Ott to Thomas Alva Edison, April 7th, 1886

Item

Abstract

[Letterhead: E.T. Gilliland] Received yours of 5 April; will make model you suggest.###Also received letter you wrote to Johnson; Johnson says the cutout where you show compound to disintegrate is Greenfield's patent owned by Bergmann Co.; am making another one where compound changes resistance.###Made 19 lamps; all worked well; Batchelor tried to make them miss but couldn't; used peroxide lead & mucilage made into a paste causing it to arc, positive; your idea serves another purpose bringing resistance down, dispensing with device in station; [Provides drawing of another idea--soldering the lamp arcs in the first tube and soldering the wires together].###Hamilton has made a good condenser using tissue paper normally used to wrap silverware to prevent tarnish.

Author

Date

1886-04-07

Decade

1880-1889

Type

Identifier

D8636I

Folder Set

D8636

Title

[D8636I], Letter from John F Ott to Thomas Alva Edison, April 7th, 1886

Microfilm ID

79:1053

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University