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[D7905K], Letter from Frank Peppard to Thomas Alva Edison, July 8th, 1879

Title: [D7905K], Letter from Frank Peppard to Thomas Alva Edison, July 8th, 1879
Editor's Notes: Can power to TAE's ELight be interrupted to produce flashes for use in "Electric Light Telegraph System". Marg: "you cannot get a flashing light that way--Only way would be small hole. Takes some time for any light to become instantly brilliant then die away."
Author: Peppard, Frank
Recipient: Edison, Thomas Alva
Date: 1879-07-08
Type: Letter
Subject: Telegraph; Electric light and power
Folder ID: D7905-F
Microfilm ID: 49:620
Document ID: D7905K
URL: https://edisondigital.rutgers.edu/document/D7905K
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 49

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