Check out Otto Struve's haircuts throughout his career:
Otto Struve had a variety of different haircuts during his lifetime. He was widely celebrated as a great astronomer. However, the Russian astronomer was specially known for his remarkable looks and his livable personality. Before his passing at the age of 66 he was again and again featured in the press because of his superb looks. Check out Otto Struve's classic looks in the image gallery right here: