Accession No

2434

Brief Description

Battery of ten Weston Normal Electrochemical Cells, by Cambridge Scientific Instrument Company Ltd., English, 1908

Origin

England; Cambridge

Maker

Cambridge Scientific Instrument Company Ltd.

Class

electrical

Earliest Date

1908

Latest Date

1908

Inscription Date

Material

wood; metal (brass, mercury, cadmium (sulfate solution)); plastic (ebonite); glass; string

Dimensions

length 546mm; breadth 122mm; height 172mm

Special Collection

Provenance

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

Inscription

“THE CAMBRIDGE SICNETIFIC INSTRUMENT CO. LTD. / CAMBRIDGE. ENGLAND. No.7778 / NPL (logo) 4064-6369” (on top);
“S4” (on top, added)

Description Notes

Battery of ten Weston Normal Cells (cadmium / mercury electrochemical cells), by Cambridge Scientific Instrument Co, 1908.

Twenty ebonite and brass terminals mounted on ebonite lid; nine connecting bars to connect the ten cells (or any lesser number) in series; two holes for thermometer insertion; ten H-shaped glass cells suspended below top, tied to central wooden pillar with string, each containing a clear liquid (cadmium and mercury sulfate solution) and mercury; in wooden box.

Condition: Fine (all cells and wiring intact); complete

References

Events