Check out Johannes Hartmann's haircuts throughout his career:
Johannes Hartmann had many different hairstyles during his career. He reached fame as a talented chemist and university teacher. Nevertheless, the German chemist was specially known for his unusual sense of fashion and his likable character. Before his demise at age 63 he was again and again featured in tabloids because of his marvelous hairstyles. Check out Johannes Hartmann's former and current haircuts in the image box below:
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