Accession No

4036

Brief Description

moving systems for thermo-galvanometer, by Cambridge Instrument Company Ltd., England, 1925-1935 (c)

Origin

England

Maker

Cambridge Instrument Company Ltd.

Class

electrical

Earliest Date

1925

Latest Date

1935

Inscription Date

Material

paper; cloth (velvet); wood

Dimensions

length 239mm; breadth 20mm; thickness 6mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

Description Notes

Four moving systems, consisting of bismuth-antimony thermocouple and conducting loop, but without mirror and upper suspension; held with paper tape on velvet-covered wooden support; replacement systems for the Duddell Thermo-Galvanometers and Boys Radiometer (Wh: 1338, Wh: 4270 and Wh: 4271).

Condition: fair (two systems broken); complete.

References

Events