[N103263], Technical Note, Francis Robbins Upton, July 22nd, 1880

Item

Abstract

Continuing lamp expts. Same as before; notes on blue light. 257 "E.M.F. constant First a flickering blue then entirely clear." Some with reversed currents. Fr 261 begins list of expts prescribed by TAE: "Pt Iridium .005 10% to be brought up to one candle or less in the air; then measured as the air is exhausted." Also some dynamo expts. Some misc vacuum apparatus sketches.

Date

1880-07-22

Decade

1880-1889

Identifier

N103263

Folder Set

N103

Title

[N103263], Technical Note, Francis Robbins Upton, July 22nd, 1880

Microfilm ID

36:255

Publisher

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