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[NB231061A], Technical Note, John A Hanley, May 28th, 1919

Title: [NB231061A], Technical Note, John A Hanley, May 28th, 1919
Author: Hanley, John A
Date: 1919-05-28
Type: Technical Note
Subject: Photography; Military; Sound and acoustics
Folder ID: NB231-F
Microfilm ID: 239:794
Document ID: NB231061A
URL: https://edisondigital.rutgers.edu/document/NB231061A
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 239
License: CC0 1.0 Universal