Fun facts

1) He began his career writing books on the theory that infectious diseases were caused by living microscopic organisms.

2) In 1870 to 1871 Robert Koch served as a surgeon during the Franco-Prussian War and became district surgeon in Wollstein, Germany, where he built a small laboratory.

3) From 1891 to 1899 he studied a variety of diseases of humans and animals such as leprosy, rinderpest, bubonic plague, Texas fever and malaria and travelled all over the globe.