[LB025091A], Letter from Thomas Alva Edison to John Clark, September 14th, 1887

https://edisondigital.rutgers.edu/document/LB025091A

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Title

[LB025091A], Letter from Thomas Alva Edison to John Clark, September 14th, 1887

Editor's Notes

I have your letter of the 26th of August. The principle which I employ is not thermo-electric. The apparatus is based upon the heating and cooling of iron to increase and diminish its magnetism.

Recipient

Date

1887-09-14

Decade

1880-1889

Type

Folder/Volume ID

LB025-F

Microfilm ID

138:222

Document ID

LB025091A

Publisher

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