pH meter, Model G
1957
- Title
- pH meter, Model G
- Collection
- Caltech Images Collection
- Series
- Scientific Instrument Photographs
- Identifier
- ST-BE-18
- Dates
- 1957
- Extents
- 1 photographs (negative)
- Abstract
- Serial no. 189522. Mfg. Beckman Instruments, Fullerton, CA.