细节
A black-enamel and satin-chrome compound monocular microscope,
by W. Watson & Sons LTD., No. 29690, with rack and pinion coarse and micrometer fine focusing, quadruple nose-piece, mechanical stage sub-stage condenser and plano-concave mirror; and a quantity of slides in two cases
See Illustration (part Lot)
by W. Watson & Sons LTD., No. 29690, with rack and pinion coarse and micrometer fine focusing, quadruple nose-piece, mechanical stage sub-stage condenser and plano-concave mirror; and a quantity of slides in two cases
See Illustration (part Lot)