The ambulance that responded to the call after William McKinley was shot at the Pan-American Exposition in Buffalo, NY in September 1901. In keeping with the theme of the Exposition, it was electrically powered.
Medical students pose with a cadaver around, 1890
Spine in a Jar...disturbing, yet somehow completely amazing
This crazy looking contraption was the precursor to the modern sun-bed circa 1900. http://acidpotion.com/25-terrifying-vintage-medical-instruments/