[N167233], Technical Note, Unknown, October 4th, 1880
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Title
[N167233], Technical Note, Unknown, October 4th, 1880
Editor's Notes
"carbon testers" notes on effectiveness of different dimensions (seem to be trying different size ratios between contraction and fall tube diameter)
Author
Date
1880-10-04
Type
Folder/Volume ID
N167-F
Microfilm ID
39:667
Document ID
N167233
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University