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[D8902AAI], Letter from Bergmann & Co to Alfred Ord Tate, May 21st, 1889

Title: [D8902AAI], Letter from Bergmann & Co to Alfred Ord Tate, May 21st, 1889
Editor's Notes: We have yours of May 20th, and note your suggestion re the holes on the top of the adjustment screws in the glass case of the Phonoplex transmitter, and will see that they are drilled all the way through, as you advise.
Author: Bergmann & Co
Recipient: Tate, Alfred Ord
Date: 1889-05-21
Type: Letter
Subject: Phonoplex and railroad telegraphy
Folder ID: D8902-F
Microfilm ID: 125:45
Document ID: D8902AAI
URL: https://edisondigital.rutgers.edu/document/D8902AAI
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 125

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