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1928 Press Photo Prof. Sorensen shown with cold cathode ray oscillograph

$12.33
AdID: 3077383

Availability: In stock

Part Number: mjz00809

Height: 8

Width: 10.25

Details

This is an original press photo. The "cold cathode ray oscillograph", which is capable of recording electrical phenomena in a hundredth millionth part of a second, which has recently been installed in the California Institute of Technology at Pasadena, Calif., for the study of electrical activities. Prof. Sorensen of the Institute is shown with the machine.Photo measures 10.25 x 8inches. Photo is dated 11-5-1928.

Specifications

Listed By Dealer or Reseller
Date of Creation 1928
Size Medium (Up to 10)
Photo Dimensions (in.) 10.25 x 8
SKU mjz00809