[D8125B1], Letter from William Joseph Hammer to Thomas Alva Edison, June 1881
https://edisondigital.rutgers.edu/document/D8125B1
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Title
[D8125B1], Letter from William Joseph Hammer to Thomas Alva Edison, June 1881
Editor's Notes
Results of Order 285; set of 10 regulars burning at 16 candles; have been going for 652 hours, but two have failed, 1st at 560 min. 2nd at 10,442 min. Order 356; set of 10 A lamps have been going for 162 hours; two failed, 1st at 2250 min. 2nd at 3855 min.
Supplied month
Author
Recipient
Date
1881-06-00
Type
Folder/Volume ID
D8125-F
Microfilm ID
57:1099
Document ID
D8125B1
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University