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[CJ052AH], Technical Note, New Jersey and Pennsylvania Concentrating Works, January 30th, 1898

Title: [CJ052AH], Technical Note, New Jersey and Pennsylvania Concentrating Works, January 30th, 1898
Author: New Jersey and Pennsylvania Concentrating Works
Date: 1898-01-30
Type: Technical Note
Subject: Microphone and other acoustic devices
Folder ID: CJ052A-F
Microfilm ID: 151:504
Document ID: CJ052AH
URL: https://edisondigital.rutgers.edu/document/CJ052AH
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 151