[N317023] Technical Note, April 6th, 1886

Item

Abstract

p. 22 drawing "Machine for Speaking" p. 23 drawings deaf devices; p. 25 drawings possibly related to deaf devices and/or telephone

Date

1886-04-06

Decade

1880-1889

Identifier

N317023

Folder Set

N317

Title

[N317023] Technical Note, April 6th, 1886

Microfilm ID

43:14

Publisher

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