Accession No

2678

Brief Description

Denton’s level, by W. and S. Jones, c. 1850

Origin

30 Holborn; London; England

Maker

W & S Jones

Class

surveying

Earliest Date

1850

Latest Date

1850

Inscription Date

Material

wood (mahogany (?), boxwood); metal (brass)

Dimensions

length 1500mm; breadth 53mm; depth47mm; length of cross-piece 605mm

Special Collection

Provenance

Inscription

‘W & S JONES 30 HOLBRON LONDON’
‘Open and Shut up Carefully’
‘DENTON’S LEVEL’

Description Notes

‘A’ shaped frame; mahogany (?) frame with boxwood crosspiece. Hinged at apex. Brass plate with aperture and hinged cover on one leg; sliding ivory marker with pinhole opposite. Set in boxwood scale engraved ‘Inches Rise in 5 feet’ divided 0 - 6 by 4 and ‘Inches Fall in 4 feet’ divided 0 - 6 by 4. Leg also divided 0 - 4 feet with first foot graduated in inches. Cross piece graduated in inches rise/fall in 4 feet divided 6 - 0 - 6 by 4 with brass slide. Hole in leg for plumb-bob (missing). Hinged metal plates on foot of each leg for stabilizing.

References

Events