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[N085051], Technical Note, Francis Jehl, September 11th, 1879

Title: [N085051], Technical Note, Francis Jehl, September 11th, 1879
Editor's Notes: In the morning the pump was fixed again but problems with vacuum
Author: Jehl, Francis
Date: 1879-09-11
Type: Technical Note
Subject: Vacuum and glass bulb
Folder ID: N085-F
Microfilm ID: 35:809
Document ID: N085051
URL: https://edisondigital.rutgers.edu/document/N085051
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 35