[LB007160], Letter from Francis Jehl to Thomas Alva Edison, May 20th, 1881

Item

Abstract

The following is the test made of the first disk machne. Resistance of machine .02165 ohms Revolutions 1200. [Confront] for to [write] [mould] magnets supplied from [hemp factory] Followed by list of test results

Author

Date

1881-05-20

Decade

1880-1889

Type

Identifier

LB007160

Folder Set

LB007

Title

[LB007160], Letter from Francis Jehl to Thomas Alva Edison, May 20th, 1881

Microfilm ID

80:551

Publisher

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

Item sets