J. Somalvico and Co.
- occupation:
- Barometer maker,
- Hydrometer maker,
- Mathematical instrument maker,
- Optician,
- Thermometer maker
- Nationality:
- British
Traded at, 81 Holborn, 2 Hatton Garden (1820-1839), 16 Charles St, Hatton Garden (1869-1865) & 18 Charles St., Hatton Garden (1901), all London, England
