[D8123ZDN], Letter from Francis Robbins Upton to Thomas Alva Edison, August 19th, 1881

Item

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Abstract

Cleaned the mercury. Four workers turned out 600 A lamps and 100 B lamps in a day; will do better with more experience. Welsh is working much better after being talked to. Trying to figure out how to remove fibers from bamboo without breaking them. Presently using 12 experimental types of pump and have tried out 150 forms in last six months. Plans to turn out 1000 lamps a day.

Date

1881-08-19

Decade

1880-1889

Type

Identifier

D8123ZDN

Folder Set

D8123

Title

[D8123ZDN], Letter from Francis Robbins Upton to Thomas Alva Edison, August 19th, 1881

Microfilm ID

57:945

Publisher

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

Timestamp

August 19, 1881