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[D7217A], Letter from Edward Augustin Calahan to Marshall Lefferts, June 1st, 1872

Title: [D7217A], Letter from Edward Augustin Calahan to Marshall Lefferts, June 1st, 1872
Editor's Notes: Supplied year, month, and day
Author: Calahan, Edward Augustin
Recipient: Lefferts, Marshall
Mentioned: Exchange Telegraph Co Ltd; Andrews, Elisha Whittelsey
Date: 1872-06-01
Type: Letter
Subject: International business operations; Automatic telegraphy
Folder ID: D7217-F
Microfilm ID: 12:893
Document ID: D7217A
URL: https://edisondigital.rutgers.edu/document/D7217A
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 12