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[NV17023], Technical Note, Charles Batchelor, Thomas Alva Edison, December 7th, 1877

Title: [NV17023], Technical Note, Charles Batchelor, Thomas Alva Edison, December 7th, 1877
Editor's Notes: disk phono sketch and sound chamber use as ref to 12/3, three forms drawing
Author: Batchelor, Charles; Edison, Thomas Alva
Date: 1877-12-07
Type: Technical Note
Subject: Disc phonograph
Folder ID: NV17-F
Microfilm ID: 4:892
Document ID: NV17023
URL: https://edisondigital.rutgers.edu/document/NV17023
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