A Lacquered Brass Microscope
Powell & Lealand, circa 1860
the No. 3 type microscope signed on the arm POWELL & LEALAND, 170 Euston Road London the barrel mounted on a horizontal arm atop the main limb incorporating rack and pinion adjustment and fine focussing screw, the fully mechanical stage with substage condensor mount with aperture disc and rack and pinion focus with fine screw adjustment, and plano-concave mirror on double-jointed arm, the limb tilting on a raised tripod stand, in original case, with horizontal slot for tray of accessories
A Lacquered Brass Microscope
Powell & Lealand, circa 1860
the No. 3 type microscope signed on the arm POWELL & LEALAND, 170 Euston Road London the barrel mounted on a horizontal arm atop the main limb incorporating rack and pinion adjustment and fine focussing screw, the fully mechanical stage with substage condensor mount with aperture disc and rack and pinion focus with fine screw adjustment, and plano-concave mirror on double-jointed arm, the limb tilting on a raised tripod stand, in original case, with horizontal slot for tray of accessories
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