Howard Ricketts (30 Dez 1909 Jahr – 30 Dez 1924 Jahr)
Beschreibung:
* found typhus locatedin the blood of the victim and in the bodies of the lice. Ricketts showed that the disease could be transmitted to monkeys* went to Northwestern university
* (interesting fact) died of this disease
Zugefügt zum Band der Zeit:
Datum:
30 Dez 1909 Jahr
30 Dez 1924 Jahr
~ 15 years