A fine early 19th Century brass cased dry card compass, the card signed J. SPEYER AMSTERDAM -- 7in. (18cm.) dia, with folding forward and static back sights, presmatic telescope, mirror mounted on a cross limb with slit sight, the polished brass gimball mounted bowl supported on a swivel mount in mahogany tray with brass handles and maghogany lid with brass securing hooks and eyes -- 12 x 13½in. (30.5 x 34.5cm.)