[D8717AAG], Letter from Thomas Alva Edison to F U Johnson, November 9th, 1887
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Title
[D8717AAG], Letter from Thomas Alva Edison to F U Johnson, November 9th, 1887
Editor's Notes
in reply to yours of Oct [9?], I have a machine that will separate black sand from gold and iron. Proposes selling machines at cost and charging a royalty fee based on the quantity of material processed by the machines.
Author
Recipient
Date
1887-11-09
Type
Folder/Volume ID
D8717-F
Microfilm ID
119:583
Document ID
D8717AAG
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University