A 19th-Century brass surveying compass, signed on the silvered dial Frye & Shaw 222 Water S New York, the circle engraved in 4 quadrants, the edge-bar needle with jewelled cap, the limb with fine scale adjustment, level, cross-bubble, twin sights, with universal socket tripod/staff mounting, in mahogany case - 16 7/8in. (42.8cm.) wide.