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[D7903ZGU], Letter from George W Hall to Thomas Alva Edison, August 15th, 1879

Title: [D7903ZGU], Letter from George W Hall to Thomas Alva Edison, August 15th, 1879
Editor's Notes: Wants TAE's opinion of metal concentrator. Says Phelps sending mining expedition to Cent America & wants to see TAE
Author: Hall, George W
Recipient: Edison, Thomas Alva
Mentioned: Phelps, George May; Murray, Joseph Thomas
Date: 1879-08-15
Type: Letter
Subject: Metals and minerals; Ore milling and separation
Folder ID: D7903-F
Microfilm ID: 49:335
Document ID: D7903ZGU
URL: https://edisondigital.rutgers.edu/document/D7903ZGU
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 49