Prismatic Compass, by Troughton & Simms, London, Mid-19th Century

Subject: Compasses
Item type: Object
Makers: Troughton & Simms
Provenance: Not ascertained
Primary inscriptions: "TROUGHTON & SIMMS. LONDON." printed around centre of compass card.
Physical material: Brass; paper and glass
Object type: Compass
Dimensions: Diameter: 76mm
Inventory No: 51578

Description

Circular compass box with green printed floating compass card, with clamp; folding open sight with thread.