“Walter began writing his memoirs and, after his passing, my godmother Helen [Hamböck’s widow] lovingly continued his work,” Duncan said. “Sadly, she never managed to see it published before she passed away. I always promised myself I would finish it, to honour them both. With the renewed interest and publicity, I have decided that now is the time.” Hamböck’s testimony came to light after Billy Watson, a retired art teacher and amateur historian, began to research the pianist’s life and stumbled on the remarkable truth. In his writings Hamböck, who was born in Vienna, was blasé about his encounters with...