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[D8603ZAP], Telegram from Samuel Insull to Thomas Alva Edison, March 21st, 1886

Title: [D8603ZAP], Telegram from Samuel Insull to Thomas Alva Edison, March 21st, 1886
Editor's Notes: [Telegram to Ft. Myers, FL (does not indicate where sent from).] "Progress [of] Laboratory work: 25 small condensers finished. Grasshopper experimenting [on] different grades [of] tissue paper. Hydraulic press erected. Brooklyn operating carbon mixing machine. Phonoplex instruments finished. Adopted improved battery. Completed lamp experiment and expansion pulley. Details mailed March 8 and 20."
Author: Insull, Samuel
Recipient: Edison, Thomas Alva
Date: 1886-03-21
Type: Telegram
Subject: Multiple telegraphy (duplex, quadruplex); Electric battery; Incandescent lamp
Folder ID: D8603-F
Microfilm ID: 79:95
Document ID: D8603ZAP
URL: https://edisondigital.rutgers.edu/document/D8603ZAP
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 79

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