Concave Microscope Reflector, Mid 19th Century

Subject: Microscopy
Item type: Object
Provenance: Purchased from Dr. Reginald S. Clay with his collection. Part of item 31 in typescript list.
Primary inscriptions: '166'' engraved on back.
Physical material: copper alloy; silver
Dimensions: Diameter: 30mm Height: 14mm Weight: 10g
Inventory No: 78791
Accession Number: 1944-1/part

Description

Copper alloy concave disc with silvered surface and groove around aperture.