[SB177239b], Clipping, May 29th, 1866
https://edisondigital.rutgers.edu/document/SB177239b
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Title
[SB177239b], Clipping, May 29th, 1866
Bibliographic Citation
"Patent No. 55,056", May 29th, 1866
Editor's Notes
Edward A. Callahan - machine for punching paper for telegraphs - improvement on Humaston's patent of Sept. 8, 1857
Date
1866-05-29
Type
Folder/Volume ID
SB177-F
Microfilm ID
27:99
Document ID
SB177239b
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University