four o'clock
Gregory wondered as he walked up-town to get a box of candy for Aunt Mary and Dickie Lang . While he made his purchase , his mind was filled with his meeting with Rock . In some vague way he began to associate Rock 's presence in the jobbing district with the failure of the dealers to become interested in his solicitation . When he reached the office of Winfield & Camby at four o'clock , the matter still filled his mind . `` Mr. Hawkins just stepped out , '' Mr. Dupont informed him . Then the manager cleared his throat and beckoned Gregory to his private office . `` It sometimes happens , '' he began , when the door closed , `` that we are forced to change our plans , owing to an unexpected event .