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[NB264131], Technical Note, William Alphonsus Hayes, June 9th, 1921

Title: [NB264131], Technical Note, William Alphonsus Hayes, June 9th, 1921
Author: Hayes, William Alphonsus
Date: 1921-06-09
Type: Technical Note
Subject: Disc record and duplicating technology
Folder ID: NB264-F
Microfilm ID: 241:1095
Document ID: NB264131
URL: https://edisondigital.rutgers.edu/document/NB264131
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 241
License: CC0 1.0 Universal