[D7802ZQR], Letter from E Cox Walker to Thomas Alva Edison, June 28th, 1878
https://edisondigital.rutgers.edu/document/D7802ZQR
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Title
[D7802ZQR], Letter from E Cox Walker to Thomas Alva Edison, June 28th, 1878
Editor's Notes
wants to hear of success with phonograph; tinfoil is not the best substance; any experience with punch driving clocks?, would be glad to act as agent for you in England
Author
Recipient
Date
1878-06-28
Type
Subject
Folder/Volume ID
D7802-F
Microfilm ID
15:864
Document ID
D7802ZQR
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University