Ion chamber
1936
- Title
- Ion chamber
- Collection
- Caltech Photographs
- Series
- Scientific Instrument Photographs
- Dates
- 1936
- Extents
- 1 photographs (negative)
- Abstract
- Instruments like this used in India (1936 and 1940), Canada (1937), and the US (1936-38, 1940, 1946). This one, No. 14, used to correlate measurements made in the 1930s with those made in 1950s and 1960s with the pulsar-type chamber. Mfg. CIT Physics Shop.