Accession No

4474

Brief Description

Dudgeon’s patent sphygmograph No. 2154 with clockwork mechanism, adjustment screw, recording needle and strap, in maker’s velvet lined leather covered case, and a quantity of preparation items, by C. Baker, English, early to mid-20th century

Origin

England; London

Maker

C. Baker

Class

medical

Earliest Date

1900

Latest Date

1940

Inscription Date

Material

metal (white metal, brass, steel); plastic (ivorine); cloth (canvas, velvet, satin); hide (leather)

Dimensions

box length 74mm; breadth 67mm; height 48mm instrument length 65mm; breadth 50mm; height 60mm

Special Collection

Provenance

Purchased at Christie's, lot no 100, on 03/03/1994.

Inscription

‘C.Baker
High Holborn London
No 2154’ (instrument)
‘C. BAKER
LONDON’ (in lid of case)

Description Notes

An instrument for graphically recording the form, strength, and variations of the arterial pulse.

White metal with clockwork mechanism with brake and winding screw. Wheel with ivorine scale marked ‘OZS TROY’ and divided I to V, numbered by , subdivided to 0.25. Canvas strap (for attachment?)
Black leather case lined with purple satin and velvet. Brass hinges and fastener.

Condition good; complete

References

Events