[D7802ZTA], Letter from David Edward Hughes to William Henry Preece, April 30th, 1878
https://edisondigital.rutgers.edu/document/D7802ZTA
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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
Recipient
Date
1878-04-30
Type
Folder/Volume ID
D7802-F
Microfilm ID
15:960
Document ID
D7802ZTA
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University