[N047229A], Technical Note, Francis Robbins Upton, April 8th, 1879

Item

Abstract

lamp regulator?

Date

1879-04-08

Decade

1870-1879

Identifier

N047229A

Folder Set

N047

Title

[N047229A], Technical Note, Francis Robbins Upton, April 8th, 1879

Microfilm ID

33:108

Publisher

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