Potentiometer, low resistance standard, 1933
Scope and Contents
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: 1933
Conditions Governing Access
For more information consult the Caltech Archives Reproduction and Permissions.
1 photographs (negative)
Language of Materials
From the Collection: English
Model no. 7521. Also called a resistance box. Wood, brass fittings. Ink circuit diagram inside separate top. Original inventory card on file. Mfg. Otto Wolff, Berlin.