Details
AN OXIDISED BRASS THREE CIRCLE DESIGN SEXTANT
SIGNED ON THE ARCH WITH SILVERED SCALE COX & COOMBES, PLYMOUTH & DEVONPORT, WITH SEVEN SHADES, MIRRORS, ADJUSTABLE TELESCOPE, MOUNTING SOCKET, THE UNDER ARM 6 1/4 INCHES RADIUS, WITH SILVERED VERNIA AND MAGNIFIER, TANGENT SCREW, FINE ADJUSTMENT, WITH THREE TELESCOPES, IN A MAHOGNAY CASE
25CM. WIDE