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[X128C31A], Letter from Thomas Alva Edison to Josephus Daniels, April 30th, 1917

Title: [X128C31A], Letter from Thomas Alva Edison to Josephus Daniels, April 30th, 1917
Author: Edison, Thomas Alva
Recipient: Daniels, Josephus
Mentioned: U.S. Naval Torpedo Station (Newport); U.S. Army. Proving Grounds (Sandy Hook); U.S. Naval Experiment Station (New London)
Date: 1917-04-30
Type: Letter
Subject: Submarines and submarine warfare; Microphone and other acoustic devices
Folder ID: X128C31-F
Document ID: X128C31A
URL: https://edisondigital.rutgers.edu/document/X128C31A
Rights: Charles Hummel
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal