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[PT5073A1], Technical Note, Frank David Lewis, May 9th, 1913

Title: [PT5073A1], Technical Note, Frank David Lewis, May 9th, 1913
Author: Lewis, Frank David
Date: 1913-05-09
Type: Technical Note
Subject: Patent application; Ore milling and separation
Folder ID: PT5073-F
Microfilm ID: 246:619
Document ID: PT5073A1
URL: https://edisondigital.rutgers.edu/document/PT5073A1
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 246