Charles Vernon Boys' Original Gravitational Apparatus, 1889
- designer:
- Charles Vernon Boys
Original torsion balance, designed by Charles Vernon Boys, 1889. Fitted with quartz fibre suspension used to make gravitational measurements of the density of the earth.
Details
- Category:
- Geophysics
- Object Number:
- 1931-942
- Materials:
- glass, wood (unidentified), quartz, velvet, brass (copper, zinc alloy), rubber (unidentified), lead, textile and sealing wax
- Measurements:
-
overall: 5.52kg
box: 45 mm x 550 mm x 40 mm, ,
instrument: 610 mm x x , 175 mm,
- credit:
- Boys, Sir Charles Vernon