The pair of carved fruitwood model eyes with lens and iris are contained in lacquered-brass gimbal mounts on tapered columns mounted on a display base, 1870. Designed by the Dutch Ophthalmologist Franciscus Donders (1818-1889).
A doctor and patient demonstrating the use of an electricity machine to produce an escharotic spark against enlarged tonsils. From Samuel H. Monell’s High frequency electric currents in medicine and dentistry, 1910
Exploded and dissected skulls. Beauchene Skull - Mounted preparation of human skulls were used to demonstrate better views of separate cranial bones. 19th Century. The above images, I presume, were most likely prepared and mounted by RMC.