Spencer continental brass & black microscope circa 1920

Description

Spencer continental brass & black microscope circa 1920
Signed on base : Aloe
Triple objective 4 and 6 mm Spencer objectives and oil immersion Bausch and Lomb
Substage assembly with diaphragm condenser snd Plano and concave mirrors
Brass has lost lacquer on draw tube and stand
Rack and pinion coarse focus works smoothly
Fine focus at top of limb
6x eyepiece