[N150021], Technical Note, John F Ott, February 3rd, 1883
https://edisondigital.rutgers.edu/document/N150021
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Title
[N150021], Technical Note, John F Ott, February 3rd, 1883
Editor's Notes
"Had glass blower make the following device per order of TA Edison." Pump with chamber of iron filings, some kind (probably manual) air pump, and bottle of mercury for raising & lowering level in tube, probably to circulate atmosphere within.
Author
Mentioned
Date
1883-02-03
Type
Folder/Volume ID
N150-F
Microfilm ID
39:90
Document ID
N150021
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University