A lacquered brass "No 3" stand compound monocular microscope, signed POWELL & LEALAND. 170 Euston Road London 1860, the body tube on limb, with twin strut supports, fine focusing screw, rack-and-pinion focusing, cylindical housing, mechanical square stage, sub-stage condenser with rack-and-pinion adjustment, plano-concave mirror on double jointed arm with sliding collar, on raised tripod foot - 14¾in.(37.5cm)high; with accessories in fitted mahogany case including signed objectives 1in;1½in.;¼in.; 1/8in.;½5in., polarizer, lieberkuhn, illuminator, slides, in fitted mahogany case - 16in.(40.8cm)high See colour illustration