Timo HannuHelsinki, Finland Thomas Bartholin (1616-1680) was a Danish physician known for his discoveries on aspects of the human lymphatic system. Like his father, Caspar Bartholin the Elder, he was a professor of medicine, and so would be one of his sons, Caspar Bartholin the Younger, who described Bartholin’s duct and Bartholin’s glands. Thomas Bartholin…