[NB239013], Technical Note, William Alphonsus Hayes, Fehen (Edison Employee), May 1918
https://edisondigital.rutgers.edu/document/NB239013
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Title
[NB239013], Technical Note, William Alphonsus Hayes, Fehen (Edison Employee), May 1918
Date
1918-05-00
Type
Subject
Folder/Volume ID
NB239-F
Microfilm ID
240:165
Document ID
NB239013
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University