[SB012BCD], Letter from George S Ladd to Samuel Insull, April 19th, 1883

Item

Abstract

Our mechanician has invented device for magnetizing rails to increase traction. What has TAE done in this line?

Recipient

Date

1883-04-19

Decade

1880-1889

Type

Identifier

SB012BCD

Folder Set

SB012

Title

[SB012BCD], Letter from George S Ladd to Samuel Insull, April 19th, 1883

Microfilm ID

89:500

Publisher

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