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Deflection galvanometer, composed of two stationary inner coils and one revolving outer coil. Possibly made in the Caltech Physics Shop, ca 1920s–1930s. Photo ID ST-PH-28





To submit a request for an appointment or for copies of materials, please register for an Archives account. You may submit a request as soon as you have created your account.

For general inquiries, please contact us in the following manner:

Fax (626) 395-4073
Telephone (626) 395-2704
U.S. Mail Caltech Archives
Mail Code 015A-74
Pasadena, California 91125

Please note: Access to the Caltech Archives for the non-campus community is by appointment only.


The Caltech Archives Staff

Head, Archives and Special Collections


Assistant Archivist for Digital Projects
Kristen Abraham
(626) 395-2704


Archivist for Reader Services
Loma Karklins
(626) 395-2704

Senior Project Archivist
Nurit Lifshitz
(626) 395-2704


Associate Archivist for Digital Collections Development
Elisa Piccio
(626) 395-2502

Senior Archivist for Collection Management

Maria (Mariella) Soprano
(626) 395-2501


Archives Reading Room Hours:
Monday through Friday
8:30 a.m. to 11:45 a.m. and 1 p.m. to 4 p.m.

We are closed on weekends and major U.S. holidays.

Upcoming holidays:

  • Monday, September 7th 2015 (Labor Day)
  • Thursday, November 26th-Friday, November 27th 2015 (Thanksgiving Holiday)
  • Friday, December 25th 2015-Friday, January 1st 2016 (Christmas-New Year Holidays)
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