Horace H. Hayden (0h 35min, jan 1, 1769 y – 19h 44min, jan 1, 1844 y)
Description:
Both Horace H. Hayden and Chapin A. Harris set the foundation for the profession of dentistry. Lectured medical students on the topic of dentistry and wrote professional journals.Added to timeline:
Date:
0h 35min, jan 1, 1769 y
19h 44min, jan 1, 1844 y
~ 75 years