Zentmayer Histological Microscope

Zentmayer Histological Microscope, lacquered-brass, engraved on the limb J. Zentmayer, Philadelphia, Patd. Aug. 1876 , with draw tube focusing, fine screw long-lever focusing, eyepiece, objective, rectangular stage with sprung clips, wheel of stops, plano / concave mirror on swing-arm, on conical support pillar to cast-iron clawed Y-foot, ht. closed 10 in., in walnut case with label of C. J. Milliken, M.D., Cherryfield, ME. Literature: Padgitt, A Short History of the Early American Microscope , p. 41.