Charles Vernon Boys' Original Gravitational Apparatus, 1889

Made:
1889 in England
designer:
Charles Vernon Boys
Original torsion balance, designed by Charles Vernon Boys, 1889

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Original torsion balance, designed by Charles Vernon Boys, 1889
Science Museum Group Collection
© The Board of Trustees of the Science Museum

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,
type:
torsion balance (gravitational) and gravitational measurement apparatus
credit:
Boys, Sir Charles Vernon