细节
SMITH, BECK & BECK, London
A lacquered-brass Popular binocular microscope, No. 4133, with dividing eyepieces, prism, rack-and-pinion and fine focusing, circular stage and concave mirror, on folding triangular stand --15¼in.(39cm.)high, with accessories in fitted mahogany case
A lacquered-brass Popular binocular microscope, No. 4133, with dividing eyepieces, prism, rack-and-pinion and fine focusing, circular stage and concave mirror, on folding triangular stand --15¼in.(39cm.)high, with accessories in fitted mahogany case