[D8125C], Letter from Philip Sidney Dyer to Thomas Alva Edison, July 12th, 1881
https://edisondigital.rutgers.edu/document/D8125C
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Title
[D8125C], Letter from Philip Sidney Dyer to Thomas Alva Edison, July 12th, 1881
Editor's Notes
Results of longevity tests for orders 285 and 356.
Author
Recipient
Date
1881-07-12
Type
Folder/Volume ID
D8125-F
Microfilm ID
57:1101
Document ID
D8125C
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University