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[N019127], Technical Note, William Joseph Hammer, July 21st, 1880

Title: [N019127], Technical Note, William Joseph Hammer, July 21st, 1880
Author: Hammer, William Joseph
Date: 1880-07-21
Type: Technical Note
Folder ID: N019-F
Microfilm ID: 30:951
Document ID: N019127
URL: https://edisondigital.rutgers.edu/document/N019127
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 30