Accession No

1399

Brief Description

electroscope, gold-leaf, by Harvey and Peak, English, 1850-1875 (c)

Origin

England; London; W.C.; 56 Charing Cross Road

Maker

Harvey and Peak

Class

electrical

Earliest Date

1850

Latest Date

1875

Inscription Date

Material

wood; metal (brass, gold, foil); glass; plastic (ivorine, Bakelite)

Dimensions

height 400mm; base diameter 230mm

Special Collection

Provenance

Donated by the Royal Institution.

Inscription

‘HARVEY & PEAK,
LATE W. LADD & CO.
56, CHARING CROSS RD.,
LONDON, W.C.’ (on ivorine plate on base)

Description Notes

Circular wooden base; brass terminal connected to circular brass ring which holds glass covering dome in position; two vertical glass rods, with brass bases, support vertical brass rod which holds frame for gold leaves and passes up through insulated neck of glass dome; circular brass disk threaded on to top of rod, above dome; eight metal-foil strips glued on inside of dome, and connected to lower and upper brass rings.

Condition: fine; incomplete (gold leaves missing).

References

Events