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[X619B], Letter from Thomas Alva Edison to National Academy of Sciences, Joseph Henry, April 18th, 1878

Title: [X619B], Letter from Thomas Alva Edison to National Academy of Sciences, Joseph Henry, April 18th, 1878
Editor's Notes: Supplied year, month, and day
Author: Edison, Thomas Alva
Recipient: National Academy of Sciences; Henry, Joseph
Date: 1878-04-18
Type: Letter
Subject: Cylinder phonograph
Folder ID: X619-F
Document ID: X619B
URL: https://edisondigital.rutgers.edu/document/X619B
Rights: Joseph Henry Papers
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal