Lot 287 , A mid 19th century brass monocular microscope, unsigned, with five objectives and three eyepieces, together with a Lieberkühn, a dark spot substage condenser, and a pair of Nicols prisms

A mid 19th century brass monocular microscope, unsigned, with five objectives and three eyepieces, together with a Lieberkühn, a dark spot substage condenser, and a pair of Nicols prisms
£200-300