A late eighteenth century English cased compass made by HART, Birmingham. Undated but c.1780.
Engraved silvered dial and with a centre engraved device HART  Fecit  Birm.m.
The original transit lock is in place and working.
Case is hinged solid mahogany in generally good condition with hook catches.
163  mm x 165 mm.
A good example of a substantial eighteenth century portable travellers compass in very good condition.