Collar and Arm for Compound Microscope, German or French?, c. 1800-25

Subject: Microscopy
Item type: Object
Provenance: Purchased from Dr. Reginald S. Clay with his collection. Formerly in Crisp Collection No. 535.
Primary inscriptions: None
Other inscriptions: .1- Sticker with number '256'
Physical material: copper alloy
Dimensions: Height: 47mm Width: 41mm Depth: 86mm Weight: 41g
Inventory No: 48352
Accession Number: 1944-1/308

Description

Collar and arm with a tightening screw for holding body tube to rackwork on pillar. Collar's location is controlled by a double mill-edged knob.