[MBN003131B], Technical Note, Charles Batchelor, April 1st, 1879
https://edisondigital.rutgers.edu/document/MBN003131B
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Title
[MBN003131B], Technical Note, Charles Batchelor, April 1st, 1879
Editor's Notes
No. 95 draw three pieces of pure iron .020 thick and ten inches long also 3 pieces piano wire also 3 copper 3 aluminum 4 nickel made as far as we had metals; No. 96 make a platinum sleeve on corrugated diaphragm to hold a glass bulb. sheet plat must be bent round and welded so as to stand heat of glass blowing finished 3 Apr
Author
Date
1879-04-01
Type
Folder/Volume ID
MBN003-F
Microfilm ID
90:732
Document ID
MBN003131B
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University