Topicrobertkoch

Robert Koch in his laboratory

TB sick children during a treatment in Switzerland

Mobile laboratory of the Robert Koch Institute

Patients with consumption in St. Blasien, 1911

Residence of Robert Koch in Wollnstein, 1943

Robert Koch dissecting crocodile in Africa

Dr Robert Koch, German bacteriologist

Robert Koch Institute in Berlin

Robert Koch and Rudolph von Benningsen in German New Guinea