Letter from Sydney L Downing to Thomas Alva Edison, July 24th, 1908

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Author(s)

Downing, Sydney L
Recipient(s)
Edison, Thomas Alva
Others Mentioned

Subject(s)

Cylinder recording & reproducing apparatus
Metals and minerals

Dated

1908-07-24 (1908)

Associated Images

Identifier

D0836AAW (legacy)

Rights

Thomas Edison National Historical Park

Publisher

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

Citation

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