A lacquered-brass compound monocular microscope,

细节
A lacquered-brass compound monocular microscope,
signed on the stand E. Leitz Wetzlar New York 411. W. 59. Str No. 30417, with rack and pinion coarse and micrometer fine focusing, triple nose-piece, circular stage, sub-stage condenser with rack adjustment, and plano-concave mirror, with two eyepieces and three objectives, in mahogany case -- 13¾in. (35cm.) high (the brass carrying handle defective)

See Illustration