[MBN002067], Technical Note, Charles Batchelor, September 3rd, 1878

Item

View document images in UniversalViewer or scroll to bottom of page

Abstract

Carbon telephone connections

Date

1878-09-03

Decade

1870-1879

Identifier

MBN002067

Folder Set

MBN002

Title

[MBN002067], Technical Note, Charles Batchelor, September 3rd, 1878

Microfilm ID

90:690

Publisher

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

Timestamp

September 3, 1878