[D7929ZGO], Memorandum, Thomas Alva Edison, 1879

Item

Abstract

Telephone interference notes. "J combn EM with iron dia-[---] case- Same inst as S[?]. M.=ET Berliner=claims Carbon-141."

Date

1879-00-00

Decade

1870-1879

Type

Identifier

D7929ZGO

Folder Set

D7929

Title

[D7929ZGO], Memorandum, Thomas Alva Edison, 1879

Microfilm ID

51:632

Publisher

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

Item sets