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[D7802ZTA], Letter from David Edward Hughes to William Henry Preece, April 30th, 1878

Title: [D7802ZTA], Letter from David Edward Hughes to William Henry Preece, April 30th, 1878
Editor's Notes: Hughes to Preece: will show you the microphone
Author: Hughes, David Edward
Recipient: Preece, William Henry
Date: 1878-04-30
Type: Letter
Subject: Microphone and other acoustic devices
Folder ID: D7802-F
Microfilm ID: 15:960
Document ID: D7802ZTA
URL: https://edisondigital.rutgers.edu/document/D7802ZTA
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 15