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[NB261007], Technical Note, Zachariah Power Halpin, July 19th, 1913

Title: [NB261007], Technical Note, Zachariah Power Halpin, July 19th, 1913
Author: Halpin, Zachariah Power
Mentioned: Luhr, Charles William; Edison, Thomas Alva
Date: 1913-07-19
Type: Technical Note
Subject: Cylinder phonograph; Dictating machines
Folder ID: NB261-F
Microfilm ID: 241:781
Document ID: NB261007
URL: https://edisondigital.rutgers.edu/document/NB261007
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