Check out Jacobus Kapteyn's haircuts throughout his career:
Jacobus Kapteyn had various haircuts during his lifetime. He reached fame as a great astronomer and university teacher. However, the Dutch astronomer, best known for his extensive studies of the Milky Way and as the first discoverer of evidence for galactic rotation was particularly known for his special public appearances and his delightful character. Before his passing at the age of 71 he was again and again talked about in tabloids because of his superb looks. Check out Jacobus Kapteyn's former and current haircuts right here: