A mid 19th-Century lacquered-brass compound monocular microscope, signed on the arm Powell & Lealand, 4 Seymour Place, Euston Square, London, and dated 1855, with rack and pinion coarse focusing, fine-screw adjustment, the body-tube located on an arm with twin supports, double nose-piece, mechanical stage, sub-stage condenser with numbered ajustment and plano-concave mirror, the tripod stand with pad feet and cork inserts, with an extensive range of accessories including a bull's eye condenser, micrometer eyepiece, three other eyepieces, six objectives, Lieberkuhn, forceps and other items in accessory case, in fitted mahogany case with additional accessory drawers and compartments with other items for slide making, a standing bull's eye condenser and two additional eyepieces, the case with brass carrying handle -- 16¾in. (42.5cm.) high