[NP021A], Technical Note, Thomas Alva Edison, March 2nd, 1886

Item

Abstract

Pass strong currents through solutions & then test with their proper reagents, also ditto in field of powerful magnet see what changes if any [drawing] Phonoplex X lifts weight nearly up= reg throws it open ckt when whole power of weight makes down sound

Date

1886-03-02

Decade

1880-1889

Identifier

NP021A

Folder Set

NP021

Title

[NP021A], Technical Note, Thomas Alva Edison, March 2nd, 1886

Microfilm ID

44:156

Publisher

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

Item sets