[NB239147], Technical Note, William Alphonsus Hayes, February 1920
https://edisondigital.rutgers.edu/document/NB239147
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Title
[NB239147], Technical Note, William Alphonsus Hayes, February 1920
Author
Date
1920-02-00
Type
Folder/Volume ID
NB239-F
Microfilm ID
240:225
Document ID
NB239147
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University