[N112103], Technical Note, Francis Robbins Upton, August 2nd, 1880

Item

Abstract

more lamp tests with calorimeter & galvanometer. Bamboo in gasoline; paper in kerosene; 901 lamp outside coated with tar; fr 904 begins records of betting pools on how long given lamps will last (some serious money---up to $10.00)

Date

1880-08-02

Decade

1880-1889

Identifier

N112103

Folder Set

N112

Title

[N112103], Technical Note, Francis Robbins Upton, August 2nd, 1880

Microfilm ID

36:892

Publisher

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