[D7937ZBO], Letter from Western Union, George Bartlett Prescott to Thomas Alva Edison, July 1st, 1879

Item

Abstract

What metals and chemicals used in battery sent to Twombly to work telephones and call bells; what did it cost? Thinks its internal resistance too great to work transmitter; what is your experience? PS "Fitchs transmitter seems to be clearly shown among your inventions on page 535 of my book."

Date

1879-07-01

Decade

1870-1879

Type

Subject

Identifier

D7937ZBO

Folder Set

D7937

Title

[D7937ZBO], Letter from Western Union, George Bartlett Prescott to Thomas Alva Edison, July 1st, 1879

Microfilm ID

52:76

Publisher

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