[D8138L], Letter from William Gates Le Duc to Thomas Alva Edison, June 11th, 1881

Item

Abstract

Dean demonstrated ore separator to writer, who suggests having upper portion of machine shake from side to side so as to carry off gravel after it's sifted. [Letterhead of commissioner's office, Dept of Agriculture.]

Date

1881-06-11

Decade

1880-1889

Type

Identifier

D8138L

Folder Set

D8138

Title

[D8138L], Letter from William Gates Le Duc to Thomas Alva Edison, June 11th, 1881

Microfilm ID

59:121

Publisher

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

Item sets