A fine late 19th Century brass microscope by M Pillischer London No 397 with rack and pinion focusing the plate with ball and socket adjuster and fitted with a pen having a plain and magnified glass r
A fine late 19th Century brass microscope by M Pillischer London No 397 with rack and pinion focusing the plate with ball and socket adjuster and fitted with a pen having a plain and magnified glass reflector the mahogany case fitted four lenses two in brass cases inscribed 1/4 in...