[D8305R], Letter from Franklin Ballou to Thomas Alva Edison, September 16th, 1883
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Title
[D8305R], Letter from Franklin Ballou to Thomas Alva Edison, September 16th, 1883
Editor's Notes
letterhead: "Jopin Hotel, Jones & McCarty, Prop'rs, Jopin, MO" # wants to separate ores from other metals by using magnets, asks for his process # TAE marg: "havent got machine that will separate oxide of iron due to roasting iron pyrites - machine only separate magnetite by such a machine could be made if the ----- was of sufficient magnetism"
Author
Recipient
Date
1883-09-16
Type
Folder/Volume ID
D8305-F
Microfilm ID
64:420
Document ID
D8305R
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University