[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

Date

1879-04-01

Folder/Volume ID

MBN003-F

Microfilm ID

90:732

Document ID

MBN003131B

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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