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[E1947AJ], Letter from U.S. Geological Survey, George Otis Smith to Thomas Alva Edison, February 19th, 1919

Title: [E1947AJ], Letter from U.S. Geological Survey, George Otis Smith to Thomas Alva Edison, February 19th, 1919
Author: U.S. Geological Survey; Smith, George Otis
Recipient: Edison, Thomas Alva
Mentioned: Holland, Newman Henry; Meadowcroft, William Henry
Date: 1919-02-19
Type: Letter
Subject: Military; Sound and acoustics
Folder ID: E1947-F
Microfilm ID: 272:651
Document ID: E1947AJ
URL: https://edisondigital.rutgers.edu/document/E1947AJ
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 272