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[D0402AAB], Letter from Union Switch and Signal Co, H M Sperry to William Edgar Gilmore, January 13th, 1904

Title: [D0402AAB], Letter from Union Switch and Signal Co, H M Sperry to William Edgar Gilmore, January 13th, 1904
Author: Union Switch and Signal Co; Sperry, H M
Recipient: Gilmore, William Edgar
Mentioned: Lehigh Valley Railroad Co; Pennsylvania Railroad
Date: 1904-01-13
Type: Letter
Subject: Railroads and transportation; Electric battery
Folder ID: D0402-F
Microfilm ID: 188:781
Document ID: D0402AAB
URL: https://edisondigital.rutgers.edu/document/D0402AAB
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 188