[D7802ZSA], Letter from Henry May to Thomas Alva Edison, July 9th, 1878
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Title
[D7802ZSA], Letter from Henry May to Thomas Alva Edison, July 9th, 1878
Editor's Notes
suggests another idea for phonograph and condenser; I see that Pope and others are trying to get at it and it must be done
Author
Recipient
Date
1878-07-09
Type
Subject
Folder/Volume ID
D7802-F
Microfilm ID
15:913
Document ID
D7802ZSA
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University