Check out Herbert Spencer Jennings's haircuts throughout his career:
Herbert Spencer Jennings had many different hairstyles during his career. He became famous as an outstanding zoologist and geneticist. However, the American biologist was mainly known for his special looks and his livable character. Before his demise at the age of 79 he was again and again featured in magazines and tabloids because of his fine hair and looks. Check out Herbert Spencer Jennings's classic hairstyles right here: