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[NV11059], Technical Note, James Adams, April 15th, 1877

Title: [NV11059], Technical Note, James Adams, April 15th, 1877
Editor's Notes: pressure relay model dwg
Author: Adams, James
Date: 1877-04-15
Type: Technical Note
Subject: Telephone
Folder ID: NV11-F
Microfilm ID: 3:938
Document ID: NV11059
URL: https://edisondigital.rutgers.edu/document/NV11059
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 3