A 19th-century lacquered brass miniature theodolite, unsigned, the telescope with draw-tube focusing and located on the axis with vertical circle, the silvered scale with two verniers, raised on two A-supports from the horizontal plate with marbled finish, the chamfered silver horizonal circle with two verniers and graduated cross-bubble, with tangent screw fine adjustment, on three-screw tripod mounting, 6½in. (16.5cm.) high