$504
Lacquered Brass Monocular Microscope, R. & J. Beck. Ltd., London, c. 1880, with rackwork coarse focusing, fine focusing on the pillar, triple nosepiece with three objectives, rectangular stage with clips, substage condenser, plano/concave mirror on swing arm, squared U-base marked with maker's name and "WILLIAMS BROWN & EARLE/PHILADELPHIA," ht. 11 1/2 in.
Auctioneer:
Skinner
Date:
2011-07-16