[NV14018] Technical Note, January 23rd, 1878

Item

Abstract

Telephone switch lever designs

Date

1878-01-23

Decade

1870-1879

Subject

Identifier

NV14018

Folder Set

NV14

Title

[NV14018] Technical Note, January 23rd, 1878

Microfilm ID

4:165

Publisher

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