[D8123ZDN], Letter from Francis Robbins Upton to Thomas Alva Edison, August 19th, 1881
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Title
[D8123ZDN], Letter from Francis Robbins Upton to Thomas Alva Edison, August 19th, 1881
Editor's Notes
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.
Author
Recipient
Mentioned
Date
1881-08-19
Type
Subject
Folder/Volume ID
D8123-F
Microfilm ID
57:945
Document ID
D8123ZDN
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University