[LB006752], Letter from Thomas Alva Edison to James Arthur, January 4th, 1881

Item

Abstract

Your favor of the 4th ult was duly rec'd. The process you refer to is for working auriferous iron or black sand dry. The machine costs [pound] 500 and the capacity is 150 tons daily at a cost of about [pound]2 outside of carting sand to the apparatus--which works up to 90&. Royalty charged is 1/2 pense per ton.

Recipient

Date

1881-01-04

Decade

1880-1889

Type

Identifier

LB006752

Folder Set

LB006

Title

[LB006752], Letter from Thomas Alva Edison to James Arthur, January 4th, 1881

Microfilm ID

80:459

Publisher

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

Item sets