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Online Archive of California
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1613
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1709
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1933
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Photograph Collection
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(1 - 4 of 4)
Title
Albert Einstein
Format
photograph: print
Description
Original signed Albert Einstein, Pasadena, 1933.
Title
Wolfgang Pauli and Arnold Sommerfeld
Format
photograph: print
Description
Photo was taken in Geneva, Switzerland. Delbruck Papers.
Title
Potentiometer, standard resistance
Format
photograph: negative
Description
Auxiliary resistance box. Mfg. Otto Wolff, Berlin.
Title
Potentiometer, low resistance standard
Format
photograph: negative
Description
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.