Lazzaro Spallanzani was an Italian Catholic priest, biologist and physiologist who made important contributions to the experimental study of bodily functions, animal reproduction, and animal echolocat
The statue of Spallanzani in Scandiano has him examining a frog through a magnifying glass.
Plaque dedicated to Spallanzani in Portovenere, Italy
Viaggi alle Due Sicilie e in alcune parti dell'Appennino, 1792
Louis Pasteur was a French chemist, pharmacist, and microbiologist renowned for his discoveries of the principles of vaccination, microbial fermentation, and pasteurization, the last of which was name
Photograph by Nadar, 1895
The house in which Pasteur was born, Dole
Louis Pasteur, French biologist and chemist, 1878, by A Gerschel
Pasteur experimenting in his laboratory