Letter from Willis D Engle, Engle and Drew to Thomas Alva Edison, July 24th, 1874

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Author(s)

Engle and Drew
Engle, Willis D
Recipient(s)
Edison, Thomas Alva
Others Mentioned

Subject(s)

Automatic telegraphy
Multiple telegraphy (duplex, quadruplex)
TAE friends and associates

Dated

1874-07-24 (1874)

Associated Images

2

Identifier

SB1677101 (legacy)

Rights

Thomas Edison National Historical Park

Publisher

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

Citation

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