Accession No

1308.2

Brief Description

telegraph indicator, by Warden, Muirhead & Clark, English, second half 19th Century

Origin

England; London; Westminster

Maker

Warden, Muirhead and Clark

Class

electrical

Earliest Date

1850

Latest Date

1894

Inscription Date

Material

wood (mahogany); metal (brass, white metal, steel); glass; paper; plastic (bakelite)

Dimensions

length 228mm; breadth 150mm; height 245mm

Special Collection

Cavendish collection

Provenance

Transferred from the Cavendish Laboratory, University of Cambridge. Recorded in the 1894 Cavendish Laboratory alphabetical catalogue of instruments on p.195.

Inscription

‘WARDEN, MUIRHEAD & CLARK
WESTMINSTER’ (dial)

Description Notes

Rectangular mahogany base supports pair of coils encased in bakelite and lying horizontally on top of base. Brass key at front of instrument. Two brass standards at rear support glazed dial with blued metal indicator which points to one of two positions at the top of the dial (no scale). Two brass terminals at sides of base. All connections are hidden on the underside of the base.

Condition good; complete.

References

Events