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[N146029], Technical Note, Francis Jehl, Francis Robbins Upton, April 16th, 1880

Title: [N146029], Technical Note, Francis Jehl, Francis Robbins Upton, April 16th, 1880
Editor's Notes: "Airpump devised by Frances and Upton" ref book 68:33 [Probably a tracing. Missing from notebook 68; introduced in Boehm intf.]
Author: Jehl, Francis; Upton, Francis Robbins
Date: 1880-04-16
Type: Technical Note
Subject: Vacuum and glass bulb
Folder ID: N146-F
Microfilm ID: 38:910
Document ID: N146029
URL: https://edisondigital.rutgers.edu/document/N146029
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 38
License: CC0 1.0 Universal