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[NB262005A], Technical Note, Zachariah Power Halpin, July 9th, 1914

Title: [NB262005A], Technical Note, Zachariah Power Halpin, July 9th, 1914
Author: Halpin, Zachariah Power
Date: 1914-07-09
Type: Technical Note
Subject: Disc phonograph
Folder ID: NB262-F
Microfilm ID: 241:847
Document ID: NB262005A
URL: https://edisondigital.rutgers.edu/document/NB262005A
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 241