[NP129-F] PN 21-08-10 (1921-1922)
Item set
Title
[NP129-F] PN 21-08-10 (1921-1922)
Description
This notebook dates from August 1921 - October 1922. The pocket notebook contains notes by Thomas A. Edison relating to experiments on phonograph records, Ford starter batteries, chalk telephones, amberol records and chemicals. There are notes about advertising expenses and phonograph prices. This notebook was originally found at Glenmont.
Is Version Of
Identifier
NP129-F
Type
Notebook
Rights
Courtesy of Thomas Edison National Historical Park
Is Part Of
Notebook Series -- Pocket Notebooks