Lacquered Brass Petrographic Microscope

Description:

Lacquered Brass Petrographic Microscope, R. Fuess, Berlin, Germany, c. 1890, with rackwork coarse focusing, fine focusing with vernier adjustments on the pillar, horizontal sliding adjustments on the barrel, circular stage with vernier bezel, substage condenser and rackwork-adjusted aperture cylinder, and plano/concave mirror on swing arm, U-foot, in custom case, ht. 14 1/4 in.
Estimate $500-700

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