Two Compound Microscopes

Description:

Two Compound Microscopes, late 19th century, the first Bausch & Lomb, Rochester, New York, with rackwork coarse focusing, fine screw focusing, triple nose-piece changer with three marked objectives, black-painted square stage and swinging substage with condenser and iris diaphragm, on U-base, ht. 12 1/2; the second Spencer, Buffalo, New York, with rackwork focus, fine screw focusing, double nose-piece changer with one marked objective, square stage with clips and mirror arm below (lacks mirror),on U-base, ht. 13 1/2 in.
Estimate $100-150

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