[NS85ADB11], Technical Note, Hugh De Coursey Hamilton, April 20th, 1885

https://edisondigital.rutgers.edu/document/NS85ADB11

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Title

[NS85ADB11], Technical Note, Hugh De Coursey Hamilton, April 20th, 1885

Editor's Notes

Some kind of telegraph - grasshopper or railroad?

Date

1885-04-20

Decade

1880-1889

Folder/Volume ID

NS85-F

Microfilm ID

162:814

Document ID

NS85ADB11

Publisher

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