Ion chamber used by Millikan and Neher
- Title
- Ion chamber used by Millikan and Neher
- Collection
- Caltech Photographs
- Series
- Scientific Instrument Photographs
- Extents
- 1 photographs (negative)
- Abstract
- Used on Stratosphere flight of National Geographic Soc./Army Air Corp in 1934. Balloon exploded when gondola 2000 ft. above ground. Piece broken out of clock case. Used in ships around the world. RAM had 3 or 4 similar instruments made for his trip to S.A. in 1926, when he went to Lake Titicaca and a Bolivan mining town. This work is all described in Phy. Rev. 31. Mfg. CIT Physics Shop.