[D8034ZEW], Letter from John W Hart to Thomas Alva Edison, September 30th, 1880

Item

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Title

[D8034ZEW], Letter from John W Hart to Thomas Alva Edison, September 30th, 1880

Editor's Notes

Wants info on ore machine shown in August Scribner's. How much iron sand needed? Marg: "shld be 50 pc black iron sand. Maching costing $2000 will then give abt 75 tons of pure magnetic iron per day. My royalty is 3 c per ton, parties using paying for mach which they have at mfr price."

Author

Date

1880-09-30

Decade

1880-1889

Type

Identifier

D8034ZEW

Folder Set

D8034-F

Microfilm ID

54:844

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University

Item sets