twelve o'clock
`` And that 's all right ! '' he announced cheerfully , swinging round to face Iff . `` She was in a taxicab accident and got lost in Central Park -- just got home , I infer . The necklace is safe and I 'm to call and get it at twelve o'clock . '' `` Where 's she stopping ? '' demanded Iff , shaking his little head as though impatient . Staff named the hotel , and Iff fairly jumped .