Accession No

3674

Brief Description

brass Amsler integrator by Stanley & Co

Origin

Great Turnstile; Holborn; London; England

Maker

Stanley

Class

drawing

Earliest Date

1920

Latest Date

1930

Inscription Date

Material

metal (brass, steel); wood (walnut); cloth (felt); ivorine

Dimensions

case length 783mm; breadth 160mm; height 88mm; planimeter length 369mm

Special Collection

Provenance

Purchased from Christie’s, South Kensington, London, England; lot 196, 20/08/1987.

Inscription

‘Stanley, Great Turnstile, Holborn, London. agent.’ (beam)
‘No 604’ (beam)

Description Notes

Brass integrator with steel rule. Integrator has two beams connected by double cog. Longer beam rides on two hardened steel wheels with balance weight and is located on a burnished steel tramway bar. Other beam has pointer for tracing shapes and ivorine scales with two verniers, via tangent screws, to record the area of a shape. Two brass locating bars.
Fitted walnut box with some black felt padding.

Condition good; complete.

References

Events