Accession No

2723

Brief Description

Lucas analysing machine for capillary electrometer records, by Cambridge Scientific Instrument Company Ltd, English, 1911

Origin

England; Cambridge

Maker

Cambridge Scientific Instrument Company Ltd.

Class

physiology

Earliest Date

1911

Latest Date

1911

Inscription Date

Material

metal (iron, brass, steel, lead, at least 2 others); paper; glass

Dimensions

breadth 510mm; depth 330mm; height 310mm

Special Collection

Provenance

Transferred from Department of Physiology, University of Cambridge, Cambridge, England, 1981.

Inscription

‘The Cambridge Scientific Instrument cO LTD. Cambridge. ENGLAND. NO. 13728.’ (on one gear wheel)

Description Notes

Lucas analysing machine for capillary electrometer records, by Cambridge Scientific Instrument Company, English, 1911.

Black painted iron skeleton frame with 4 feet and 2 steel bracing bars supports rails on which various measuring scales are moved by means of rack and pinion adjustments and gear wheels. Also a rotating drum to which graph paper is attached for recording potentials. Photographic plate of original curve set under glass plate at front is viewed through microscope with Vernier adjustment. Push fit eyepiece and objective. 4 spare gear wheels and 2 unattached lead weights.

Wooden cover for instrument with glazed front and top.

Condition good; complete

References

Events