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Magnetic relay for electronic switching, 1940

Identifier: ST-ME-02
Magnetic relay for electronic switching still image
Magnetic relay for electronic switching still image

Scope and Contents

From the Collection:

Caltech Images is a collection of over ten thousand images representing Caltech's history and the people who have contributed to the Caltech story. It includes historic and contemporary photographs of people and places, reproductions of historic scientific artifacts and art, and illustrations drawn from Caltech's rare book collection in the history of science and technology.


  • Creation: 1940

Conditions Governing Access

For more information consult the Caltech Archives Reproduction and Permissions.


1 photographs (negative)

Language of Materials

From the Collection: English


Developed in the 1940s or 1950s for Bell System automatic switching, by R.M. Bozorth (CIT 1922). Mfg. Bell Labs.

Repository Details

Part of the California Institute of Technology Archives and Special Collections Repository

1200 East California Blvd.
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