Check out Ludwig Diels's haircuts throughout his career:
Ludwig Diels had many different hairstyles during his career. He became famous as an excellent botanist and university teacher. However, the German botanist was particularly known for his unusual sense of fashion and his delightful personality. Before his death at age 71 he was frequently featured in the press due to his fine hair and looks. Check out Ludwig Diels's former looks right here:
© Khalid Mahmood / cc-by-sa-3.0