Check out George David Birkhoff's haircuts throughout his career:
George David Birkhoff had various haircuts during his career. He became famous as a great mathematician, topologist and university teacher. Nevertheless, the American mathematician was specially known for his extradordinary looks and his charming personality. Before his tragic passing at the age of 60 he was repeatedly in the spotlight of the press because of his outstanding looks. Check out George David Birkhoff's classic looks right here:
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