[D8020ZAI], Letter from New York Sun, R T Patten to Thomas Alva Edison, January 20th, 1880

Item

Abstract

"Sun" reporter visited lab 3-4 times after lamp successful; wonders if few drops of mercury at bottom of bulb diffuse heat & prevent breakage? Marg: "The mercury would cross the wires & the currend wouldnt pass through horseshoe. Besides mercury would volatilize in such high vacuum when heated by accumulation [illeg]....."

Author

New York Sun

Patten, R T

Recipient

Edison, Thomas Alva

Date

1880-01-20

Decade

1880-1889

Type

Letter

Subject

Vacuum and glass bulb

Identifier

D8020ZAI

Folder Set

D8020

Title

[D8020ZAI], Letter from New York Sun, R T Patten to Thomas Alva Edison, January 20th, 1880

Microfilm ID

53:609

Rights

Thomas Edison National Historical Park

Publisher

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

Item sets

(D-80-20) Electric Light