[D7802ZZCX], Letter from Robert B Allen to Thomas Alva Edison, September 28th, 1878
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Title
[D7802ZZCX], Letter from Robert B Allen to Thomas Alva Edison, September 28th, 1878
Editor's Notes
sends specification of patent for process of tempering steel
Author
Recipient
Date
1878-09-28
Type
Subject
Folder/Volume ID
D7802-F
Microfilm ID
16:161
Document ID
D7802ZZCX
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University