For more than a year Baron Louis Rothschild, sportsman, patron of art and science and once Austria's greatest banker, has been a prisoner of the dread Nazi Gestapo in two rooms near that of Kurt von Schuschnigg, last Chancellor of Austria, on the top floor of Vienna's Hotel Metropole. Aged by a year's close confinement, the once dapper Baron last week stepped out of a plane in Zurich, Switzerland, a free man again, liberated for an unknown ransom.
Fourth-generation descendant of Mayer Amschel, founder of the Rothschild fortune, Louis was the only one of six children of the Vienna branch of...