[MBN003139D], Technical Note, Charles Batchelor, April 21st, 1879

https://edisondigital.rutgers.edu/document/MBN003139D

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Title

[MBN003139D], Technical Note, Charles Batchelor, April 21st, 1879

Editor's Notes

No. 137 grind faces of rasp and base of carbon mold to do away with feather edge in buttons finished 22 Apr

Date

1879-04-21

Folder/Volume ID

MBN003-F

Microfilm ID

90:736

Document ID

MBN003139D

Publisher

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