Accession No

2781

Brief Description

induction coil, Du Bois-Reymond type, by Elliott Brothers, English, 1890 (c)

Origin

England; London; 449 Strand

Maker

Elliott Brothers

Class

electrical

Earliest Date

1900

Latest Date

1910

Inscription Date

Material

wood (boxwood); metal (brass); cloth; plastic (ivorine)

Dimensions

length when open 1054mm; height when open 130mm; length when closed 524mm; height when closed 163mm; breadth 79mm

Special Collection

Provenance

Transferred from Department of Botany, University of Cambridge, Cambridge, England, 08/09/1981.

Inscription

‘Elliott Bros
449 Strand
London.’ (ivorine plate on secondary coil)

Description Notes

Wooden baseboard, hinged in middle, with channel for sliding secondary coil. 88 cm boxwood scale with millimetre divisions on one side of base plate. Primary coil fixed to wooden support at one end with electromagnetic contact breaker, adjustment and five brass terminals. Secondary coil mounted on wooden bobbin which slides in channel in baseboard and can pass over the primary coil. Two brass terminals on secondary coil.

Condition good; complete

References

Events