Accession No

2590

Brief Description

alidade, 1915 (c)

Origin

Maker

Class

surveying

Earliest Date

1915

Latest Date

1915

Inscription Date

Material

wood (boxwood); metal (brass); glass

Dimensions

length 237mm; breadth 33mm; height 30mm

Special Collection

Provenance

Inscription

Description Notes

Boxwood. Bevelled edges graduated 1-18 cm on both sides. Pierced with knurled brass screw through to plate with raised edges on underside. Slides along full length of alidade. Slit sight one end. Hinged mirror sight with aperture at top.

References

Events