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

https://edisondigital.rutgers.edu/document/D8020ZAI

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Title

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

Editor's Notes

"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]....."

Date

1880-01-20

Type

Folder/Volume ID

D8020-F

Microfilm ID

53:609

Document ID

D8020ZAI

Publisher

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