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[N308] Technical Note, c. 1885

Title: [N308] Technical Note, c. 1885
Editor's Notes: This notebook covers the period May-November 1885. All of the entries are by Edison except for one entry on the telephone by Ezra T. Gilliland. Edison's notes and drawings relate to the preparation of nitrogen compounds, the extraction of oxygen from the air, and the production of artificial silk. There are also calculations about the phonoplex, witnessed by John F. Ott, and a set of drawings labeled "Thermo." The spine is labeled "23." The book contains 292 numbered pages.
Date: 1885-00-00
Type: Technical Note
Folder ID: N308-F
Microfilm ID: 42:80
Document ID: N308
URL: https://edisondigital.rutgers.edu/document/N308
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 42

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