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[NB262054], Technical Note, Zachariah Power Halpin, November 12th, 1914

Title: [NB262054], Technical Note, Zachariah Power Halpin, November 12th, 1914
Author: Halpin, Zachariah Power
Date: 1914-11-12
Type: Technical Note
Subject: Disc phonograph
Folder ID: NB262-F
Microfilm ID: 241:896
Document ID: NB262054
URL: https://edisondigital.rutgers.edu/document/NB262054
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