[NS7704Y], Technical Note, Charles Batchelor, James Adams, Thomas Alva Edison, April 10th, 1877

https://edisondigital.rutgers.edu/document/NS7704Y

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Title

[NS7704Y], Technical Note, Charles Batchelor, James Adams, Thomas Alva Edison, April 10th, 1877

Editor's Notes

Sexty circuits, devices 9 pp; discharge line by tuning forks (NY, albany, roch, buff, toledo, s bend, chi); pol rel w/horseshoe mag "this makes it less sensitive to weak currents"; fr 472 also has 11 Apr sketch

Date

1877-04-10

Decade

1870-1879

Folder/Volume ID

NS7704-F

Microfilm ID

7:467

Document ID

NS7704Y

Publisher

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