[MBN002034], Technical Note, Charles Batchelor, March 18th, 1877

Item

Abstract

transmitter with 2 discs of plumbago fastened on springs -- 1st emg receiver

Date

1877-03-18

Decade

1870-1879

Identifier

MBN002034

Folder Set

MBN002

Title

[MBN002034], Technical Note, Charles Batchelor, March 18th, 1877

Microfilm ID

90:674

Publisher

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