Accession No

3827

Brief Description

piece of telegraphic cable from Deptford, by Ferranti, 1890

Origin

England

Maker

Ferranti

Class

electrical; physics

Earliest Date

1890

Latest Date

1890

Inscription Date

1890

Material

metal (copper; brass, iron); wood; ivorine; paper; 1 other material

Dimensions

length 790mm; height 192mm; depth 80mm

Special Collection

Provenance

Transferred from Dept of Engineering, University of Cambridge, Cambridge, England, 02/11/1992.

Inscription

‘THE FERRANTI DEPTFORD CABLE OF 1890
PRESENTED BY
FORBES JACKSON ESQ. M.I.E.E. 1952’ (ivorine plate on stand)

Description Notes

Piece of Deptford cable mounted on wooden stand with brass hanging brackets. Cable consists of copper core and outer tube with insulating material, provided by paper steeped in ozokerite (a waste product of candle-making). Outer sheath of wrought iron sealed by basting with an asphaltic compound.

Condition good; complete

References

Events