three o'clock
`` I ca n't accept your apology ; '' Sally returned with dignity . `` But I 'm sure you have no longer any excuse for annoying me . '' But Mr. Mason held his ground . `` The trouble is , '' he insisted , `` after those cards had been read , one of the gentlemen said he had seen you out in the garden between two and three o'clock . '' `` Mr. Lyttleton ! '' Sally accused with a lip of scorn . `` Why , yes , '' the detective admitted .