[NB239147], Technical Note, William Alphonsus Hayes, February 1920

Item

Date

1920-02-00

Decade

1920-1929

Identifier

NB239147

Folder Set

NB239

Title

[NB239147], Technical Note, William Alphonsus Hayes, February 1920

Microfilm ID

240:225

Publisher

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