[D8230L], Letter from Francis Robbins Upton to Thomas Alva Edison, January 20th, 1882

Item

Abstract

Lamps with charcoal inside did not show longer life than the usual kind of lamp.

Date

1882-01-20

Decade

1880-1889

Type

Identifier

D8230L

Folder Set

D8230

Title

[D8230L], Letter from Francis Robbins Upton to Thomas Alva Edison, January 20th, 1882

Microfilm ID

61:731

Publisher

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

Timestamp

January 20, 1882