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(161 - 180 of 231)
Sperry gyroscopic ship stabilizer
Equipment in mechanical engineering lab
Donald S. Clark
Operating the turbo-generator at the Pasadena Municipal Lighting Plant
A. Soltan looking into a paraffin-lined Lauritsen electroscope
Electrical machinery shop
Dynamometer in the pump lab
Floyd Humphrey
Julius Pearson, C. C. Lauritsen and an unknown man in the high volts lab
Stabilzer in engine room
R. R. Martel
Chemical engineering shop
Calibration of vibration pick-up on a mechanical oscillator in the dynamics lab
R. R. Martel
James J. Morgan
Test in the steam engineering lab
West door of high volts lab as seen through an archway
Franklin Thomas
High volts lab