Volt-ammeter
- Title
- Volt-ammeter
- Collection
- Caltech Images Collection
- Series
- Scientific Instrument Photographs
- Identifier
- ST-PH-23
- Extents
- 1 photographs (negative)
- Abstract
- Model 280. Patent dates are 1894, 1895, 1901. Mfg: Weston Electric Co., Newark, NJ.