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[D8403ZES], Letter from U.S. Signal Corps, William Babcock Hazen to Thomas Alva Edison, July 14th, 1884

Title: [D8403ZES], Letter from U.S. Signal Corps, William Babcock Hazen to Thomas Alva Edison, July 14th, 1884
Editor's Notes: [Letterhead Signal Office, War Dept] Writing on behalf International Conference for the Determination of Electrical Units, would like to obtain (for the Intl Bureau of Telgraphic Administration at Berne) results of obsservations on ground currents or atmospheric electricity.
Author: U.S. Signal Corps; Hazen, William Babcock
Recipient: Edison, Thomas Alva
Date: 1884-07-14
Type: Letter
Subject: Foreign affairs; Geology and other earth sciences; Electricity and magnetism
Folder ID: D8403-F
Microfilm ID: 71:207
Document ID: D8403ZES
URL: https://edisondigital.rutgers.edu/document/D8403ZES
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 71

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