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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
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For general inquiries, please contact us in the following manner:
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
Charlotte (Shelley) Erwin
Special Projects Archivist
Maria (Mariella) Soprano
Assistant Archivist for Digital Projects
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.
- Monday, May 26th 2014 (Memorial Day)
- Friday, July 4th 2014 (Independence Day)
- Monday, September 1st 2014 (Labor Day)
- Thursday, November 27th-Friday November, 28th (Thanksgiving Holidays)