Accession No

2433

Brief Description

resistance box, by Robert W. Paul, English, 1900-1910 (c)

Origin

England; London W.C.; 68 High Holborn

Maker

Paul, Robert W.

Class

electrical

Earliest Date

1900

Latest Date

1910

Inscription Date

Material

wood; ebonite; metal (brass, mercury); glass

Dimensions

length 986mm; breadth 222mm; height 281mm

Special Collection

Provenance

Transferred from Department of Physical Chemistry, University of Cambridge, Cambridge, England, 1978.

Inscription

‘ROBT. W. PAUL
68 HIGH HOLBORN
LONDON. W.C.
B.O.T. OHMS. CORRECT AT 16.0 CENTIGRADE’ (on top)
‘R 18’ (on top and end of box, added)

Description Notes

Rectangular wooden box with lid; ebonite top; four brass terminals; brass blocks for six decade sets of plug receptors (0 to 0.9, 9, 90, 900, 9000, and 90000 ohms) and two receptors for connecting terminals; seven brass and ebonite plugs; threaded brass and ebonite fittings at each end of box, holding mercury-in-glass thermometers.

Condition: fine; complete.

References

Events