[D8102B], Letter from Joseph Medill to Thomas Alva Edison, March 6th, 1881

Item

Abstract

Whenever you resume investigation of audiphone, you'll find the best points in North's ear trumpet; suggest you get one [circular enclosed; follows]. After that you should invent better, cheaper insulated wire for underground use.

Date

1881-03-06

Decade

1880-1889

Type

Identifier

D8102B

Folder Set

D8102

Title

[D8102B], Letter from Joseph Medill to Thomas Alva Edison, March 6th, 1881

Microfilm ID

57:21

Publisher

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

Item sets