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[PT032ABF1], Letter from Thomas Alva Edison to Richard Nott Dyer, September 9th, 1888

Title: [PT032ABF1], Letter from Thomas Alva Edison to Richard Nott Dyer, September 9th, 1888
Editor's Notes: [marked "803] [autograph draft patent appn; 3 pgs, no drawings] "The object of this invention is to make a phonogram convenient to mail and one that shall take up little space.## The invention consists in forming a cylinder of thin paper, coating the same with a flexible indenting material, then by a scraping action make two longitudinal breaks in the continuity of the indenting material, on opposite sides of the cylinder the tool taking the material off right down to the paper. Then the cylinder can be flattened and plaed in an ordinary envelope & sent by mail…." PS "Dick= This works fairly well, get VERY BROAD CLAIMS as I am going to work this up to perfection= Also new article mfg claim etc."
Author: Edison, Thomas Alva
Recipient: Dyer, Richard Nott
Date: 1888-09-09
Type: Letter
Subject: Patent application; Cylinder record and duplicating technology
Folder ID: PT032ABF-F
Microfilm ID: 114:475
Document ID: PT032ABF1
URL: https://edisondigital.rutgers.edu/document/PT032ABF1
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 114
License: CC0 1.0 Universal

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