[D7919Y], Letter from Johnson Matthey & Co to Thomas Alva Edison, April 19th, 1879
https://edisondigital.rutgers.edu/document/D7919Y
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Title
[D7919Y], Letter from Johnson Matthey & Co to Thomas Alva Edison, April 19th, 1879
Editor's Notes
Thanks for TAE's comments. Overcoming faults in homogeneity of wire has never been required but can be done. Platinum supply shrinking; should contract for it at present rates.
Author
Recipient
Date
1879-04-19
Type
Subject
Folder/Volume ID
D7919-F
Microfilm ID
50:41
Document ID
D7919Y
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University