about five
o’clock
I can not afford to wait so long as would be necessary to duplicate the order . I am dining with the Professor to-night , so will drive this way , and take the parcel myself . '' `` Perhaps , '' said the chemist , `` it would be more convenient if I sent your parcel to Professor Potkin 's house ? '' `` No , '' said the Prince decisively , `` I shall call for it about five o'clock . '' The Professor laughed . `` We experimenters , '' he said , `` never trust each other , '' so they shook hands and parted . On returning to his workshop , Lermontoff bounded up the stairs , and hailed his friend the Lieutenant .