[N030023], Technical Note, Charles Batchelor, April 8th, 1879

https://edisondigital.rutgers.edu/document/N030023

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Title

[N030023], Technical Note, Charles Batchelor, April 8th, 1879

Editor's Notes

chalk button tests continued

Date

1879-04-08

Decade

1870-1879

Subject

Folder/Volume ID

N030-F

Microfilm ID

31:905

Document ID

N030023

Publisher

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