Details
Two microscopes:
a petrological microscope by J. Swift, London with eyepiece, objective, rotating stage, slide-out prism and stop, coarse and fine focusing and sub-stage polariser; and a brass compound microscope stand with telescopic pillar on tripod platform base, bar-limb with rack-and-pinion and screw for fine focusing, sub-stage condenser and mirror and substitute body-tube, mid 19th century (2)
a petrological microscope by J. Swift, London with eyepiece, objective, rotating stage, slide-out prism and stop, coarse and fine focusing and sub-stage polariser; and a brass compound microscope stand with telescopic pillar on tripod platform base, bar-limb with rack-and-pinion and screw for fine focusing, sub-stage condenser and mirror and substitute body-tube, mid 19th century (2)