Accession No

1839

Brief Description

grating, nobert rulings; made by Nobert; circa 1846

Origin

Maker

Nobert

Class

microscopes

Earliest Date

1846

Latest Date

1846

Inscription Date

Material

glass; metal (speculum metal); paper (cardboard); hide (leather)

Dimensions

case length 86mm; breadth 31mm; thickness 9mm; nobert ruling length 50mm; breadth 20mm; nobert ruling length 45mm; breadth 18mm

Special Collection

Heywood collection

Provenance

Purchased from the Professor Harold Heywood collection under estate duty exemption benefit with the assistance of a Science Museum grant-in-aid.

Inscription

1839.1:
‘Nobert fec. Greisswald’
‘Down’
1839.2:
‘Nobert fecit invent
Barth Pomm..10’
1839.3:
‘Rowland
Standard ruling USA
From the collection T.H. Court’ (on case)

Description Notes

Two glass rulings.
One ruling on speculum metal contained in a cardboard base covered in thin leather.

References

Events