A Copper Alloy Cylinder from Case for Reflecting Circle, Early 19th Century

Item type: Object
Makers: RAS
Primary inscriptions: "RAS S No 20" painted on front. "S.20. 11in. Refl 9" Circle. 46." printed on paper label on front.
Physical material: copper alloy
Object type: Telescope
Dimensions: Diameter: 19mm Height: 22mm Weight: 8g
Inventory No: 77862

Description

A small copper alloy cylinder with a frame at one end.