Lead Spheres for Charles Vernon Boys' Gravitational Equipment, 1889

Made:
1889 in Cambridge
maker:
The Cambridge Scientific Instrument Company
and
Charles Vernon Boys

Mahogany wooden box containing two large lead spheres from Boys' Torsion Balance gravitational apparatus, 1889

Details

Category:
Geophysics
Object Number:
1891-99 Pt2
Materials:
brass (copper, zinc alloy), lead (metal), mahogany (wood), paper (fibre product), pine (wood), steel (metal) and velvet
Measurements:
overall (case closed): 140 mm x 190 mm x 130 mm, 3.525kg
type:
instruments case
taxonomy:
  • components
  • processes and techniques
  • tools and equipment
  • tools and equipment
  • equipment
  • tools
credit:
Cambridge Scientific Instrument Co.

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