Accession No

0122

Brief Description

clinometer, by Jakob Kley, Dutch, 1750 (c)

Origin

Netherlands; Rotterdam

Maker

Kley, Jakob

Class

surveying

Earliest Date

1750

Latest Date

1750

Inscription Date

Material

metal (brass, steel and white metal)

Dimensions

length 140mm; breadth 38mm; height 90mm (length 144mm; breadth 44mm; 27-1-2000)

Special Collection

Robert Whipple collection

Provenance

Purchased by Robert Stewart Whipple from T.H. Court on 16/08/1923.

Inscription

‘J: Kley.
Fecit.
Rotterdam.’ (on scale)

Description Notes

Brass clinometer with semi-circular silvered scale divided 90 - 0 - 90 numbered by 10 subdivided to 1, read by needle set in weighted brass cylinder engraved with concentric circles. The whole mounted on rectangular brass base. Engraved floral decoration on semi-circle.

Condition: good; incomplete (glass cover for semi-circle missing)

References

Events