louis pasteur 1822-1895 face drawing. scientist known for vaccines and pasteurization. black and white art

louis pasteur scientist microbiology vaccines face sketch handdrawn engraving black white famous historical figure science medicine health discovery bacteria pasteurization history vaccination french legacy invention disease classical germ theory medical innovation biological scientific research vaccine development breakthrough influential classic art pioneer 1822-1895 drawing hand-drawn vector cartoon head person clothing moustache monochrome nose poster man hairstyle hair organ drawing vaccines