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[D8034ZBR], Letter from J S Church to Thomas Alva Edison, April 28th, 1880

Title: [D8034ZBR], Letter from J S Church to Thomas Alva Edison, April 28th, 1880
Editor's Notes: Can your process save copper, gold, silver from mine? Enclose cut of concentrator used. Marg: "Cant work it by our [your?] process."
Author: Church, J S
Recipient: Edison, Thomas Alva
Date: 1880-04-28
Type: Letter
Subject: Tools and machinery; Ore exploration and mining; Ore milling and separation
Folder ID: D8034-F
Microfilm ID: 54:698
Document ID: D8034ZBR
URL: https://edisondigital.rutgers.edu/document/D8034ZBR
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 54