Thomas A. Edison Papers Image Edition · Thomas Edison Papers Digital Edition

[NV18087] Technical Note, November 9th, 1878

Title: [NV18087] Technical Note, November 9th, 1878
Editor's Notes: expts with sponge to wet chalk
Author: Edison, Charles Pitt; Edison, Thomas Alva
Date: 1878-11-09
Type: Technical Note
Subject: Telephone
Folder ID: NV18-F
Microfilm ID: 4:1121
Document ID: NV18087
URL: https://edisondigital.rutgers.edu/document/NV18087
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Has Version: Archive.org Viewer, Microfilm Series Reel 4
License: CC0 1.0 Universal