'In 1894 Kitasato found the bacillus that caused this scourge of the Middle Ages'
Black death
MEN OF SCIENCE: In 1894 Kitasato found the bacillus that caused this scourge of the Middle Ages
In 1894 Kitasato found the bacillus that caused this scourge of the Middle Ages
In 1894 Kitasato found the bacillus that caused this scourge of the Middle Ages
MEN OF SCIENCE
Black death
MEN OF SCIENCE