A late 19th-Century oxidised and lacquered brass miniature theodolite, signed on the silvered compass dial L. Casella, Maker to the Admiralty & Ordnance, LONDON No. 4675, the telescope with rack and pinion focusing, lens hood, cross wire adjustors and angle eyepiece, arranged with the axis and vertical circle with silvered scale and vernier, compass and bubble level over the horizontal plate with silvered chamfered scale and 2 verniers, tangent screw adjustor and clamp, on 3 screw tripod attachment, with accessories in mahogany case - 7ins. (17.8cm.) wide.