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[MF13CI], Letter from Colden L'Hommedieu Ruggles, U.S. Army. Proving Grounds (Sandy Hook) to Thomas Alva Edison, March 19th, 1917

Title: [MF13CI], Letter from Colden L'Hommedieu Ruggles, U.S. Army. Proving Grounds (Sandy Hook) to Thomas Alva Edison, March 19th, 1917
Author: Ruggles, Colden L'Hommedieu; U.S. Army. Proving Grounds (Sandy Hook)
Recipient: Edison, Thomas Alva
Mentioned: U.S. War Dept. Office of Chief of Ordnance
Date: 1917-03-19
Type: Letter
Subject: Research and development; Sound and acoustics
Folder ID: MF13-F
Microfilm ID: 278:779
Document ID: MF13CI
URL: https://edisondigital.rutgers.edu/document/MF13CI
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 278

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