[D8123ZCI], Memorandum, Edward Leamington Nichols, June 8th, 1881
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Title
[D8123ZCI], Memorandum, Edward Leamington Nichols, June 8th, 1881
Editor's Notes
Regarding tests comparing single and double sealed lamps: Nichols sees no advantage of double seal; they don't hold vacuum any better than single sealed.
Author
Date
1881-06-08
Type
Folder/Volume ID
D8123-F
Microfilm ID
57:907
Document ID
D8123ZCI
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University