Princess Katharina of Hapsburg sits with her daughters , Charlota 8 (left) , and Ildiko 7 , after the Royal Trio arrived in Boston , USA , with 900 displaced persons aboard the US Army Transport , General RL Howze . The mother , who was listed on the ship's roster as Mrs Katharine Hapsburg , Housewife , Hungary , topld newsmen that she and the girls were going to the home of relatives in Akron , O . They have been living in Frankfurt , Germany . 18 May 1949