World’s smallest radio tube (far right)
1936 June 18
- Title
- World’s smallest radio tube (far right)
- Collection
- Caltech Photographs
- Series
- Photographs of Administration, Campus Celebrations, and the Jet Propulsion Laboratory
- Dates
- 1936 June 18
- Extents
- 1 photographs
- Abstract
- Tube was developed by G. W. Potapenko and C. Y. Meng. Miscellaneous experiments.