$385
Lacquered Brass Monocular Microscope, R. & J. Beck, London and Philadelphia, 19th century, single tube with rackwork coarse focusing and fine focusing atop the pillar, square stage with clips, removable substage aperture, plano/concave mirror on swing arm, and tripod foot inscribed "R & J. BECK/LONDON & PHILADELPHIA," and the number "10475," ht. 11 1/2 in.
Auctioneer:
Skinner
Date:
2011-07-16