Weights for electric balance
1909
- Title
- Weights for electric balance
- Collection
- Caltech Images Collection
- Series
- Scientific Instrument Photographs
- Identifier
- ST-PH-22.2
- Dates
- 1909
- Extents
- 1 photographs (negative)
- Abstract
- Weights for ST-PH-22.1. Mfg: Kelvin and James White, Ltd.