California Institute of Technology Professor Royal W. Sorensen and three students at switch mechanism, [Pasadena], 1929

Title: California Institute of Technology Professor Royal W. Sorensen and three students at switch mechanism, [Pasadena], 1929
Date Created: 1929
Date: 1929
Publisher: Los Angeles Times
Language: No linguistic content
Collection: Los Angeles Times Photographic Collection

Description: Royal W. Sorensen and three male students standing on three sides of switch mechanism on podium- or table-like structure, wtih other equipment in background
This photograph appears with Los Angeles Times article, December 8, 1929, Touch Controls Niagara of Power, New Leash Curbs Voltage, Switch Devised at Caltech Tames Thunderbolts; Millikan and Sorensen Back Development. Scientist Demonstrates Novel Mechanism: Prof. R.W. Sorensen presses button which releases 1,000,000 volts into the new Millikan-Sorensen vacuum switch. … Its purpose is to shunt Niagaras of power from one track to another. … “Heretofore high-voltage currents have been controlled by means of switches immersed in oil … In our switch we substitute a vacuum for the oil.” …
Caption: Text from nitrate negative sleeve: Sorensen, R. W., Prof., 1930

Repository: University of California, Los Angeles. Library. Department of Special Collections
Local Identifier: 2970
uclamss_1429_2970
ARK: ark:/21198/zz002cm7cs
Manifest url

Rights statement: copyrighted
Rights contact: UCLA Library Special Collections, A1713 Charles E. Young Research Library, Box 951575, Los Angeles, CA 90095-1575. Email: spec-coll@library.ucla.edu. Phone: (310) 825-4988
Rights Holder: The Regents of the University of California
Rights Country: US
Funding Note: Access to this collection is generously supported by Arcadia funds.
License: This work is licensed under a Creative Commons Attribution 4.0 International License .