six o'clock
`` Then I think I will engage one , '' Luke decided . `` Very well ! Come up to the desk , and give me your name and address . On payment of five dollars , we will give you a receipt on account , specifying the terms of paying the balance , etc. '' Luke transacted his business , and made arrangements to have the machine delivered any time after six o'clock , when he knew he would be at home . As Luke was coming out of the sewing-machine office he saw Tom Brooks just passing . Tom looked a little uneasy , not feeling certain whether Luke had recognized him as one of his assailants or not the evening previous . Luke felt that he had a right to be angry .