four o'clock
But they bowed their thanks , and promised to come . After a few more words they separated , Francesca and Reanda to pick out the engraving they wanted , and the other two men to return to their newspapers . By and bye Francesca passed them again , on her way out . `` I shall expect you after four o'clock , '' she said , nodding graciously as she went by . Dalrymple looked after her , till she had left the shop . `` That woman is not like other women , I think , '' he said thoughtfully , to his companion . The mask-like face turned itself deliberately towards him , with shadowy , unwinking eyes .