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[NB050] Technical Note, 1888-1889

Title: [NB050] Technical Note, 1888-1889
Editor's Notes: [dated entries; various dates, starting August 1888] Numbered metallic Soaps. P. 31 "The object of these experiments is to take the crystalization out of stearate of soda, and to make it mold better. It came out bang up, non crystaline, good cut, molded first class--but was electrical. Not so likely to absorb moisture." Followed by experiments on "Molding" and "Filtering"; making various samples "non electric"; p. 85 "On non electric frying" p. 95 Dec 6 1888: "On preserving Records of Sounds on Wax Cylinders. The idea is to coath the cylinder with a thin film that will not wear under the influence of the (receiver or reproducer) stylus, or by handing etc. Such a film might be a separate compound as colodion,...." [with cross ref to Ott's books] Expt. #871 seems key; records on softeneing and improving that material. Later topics include "Moisture Proofing Regular" [p. 125], "Improving Regulara Wax, "Veneer Cylinders" [latter records undated]
Date: 1888-1889
Type: Technical Note
Folder ID: NB050-F
Microfilm ID: 102:658
Document ID: NB050
URL: https://edisondigital.rutgers.edu/document/NB050
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Has Version: Archive.org Viewer, Microfilm Series Reel 102

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