3421
19TH CENTURY ARTIFICIAL HORIZON
LOT DETAILS
To be used with a sextant or octant for navigational purposes while at sea, a fine unused artificial horizon with interior mercury bottle and tray, triangular window for use when the horizon is not visible, found inside original wood case measuring 12.7 x 19.1 x 14.6cm (5 x 7 1/2 x 5 3/4in); signed for H. Hughes