five o'clock
asked Fix . `` Yes , direct . She takes the Indian mails on board there . She left on Saturday afternoon at five o'clock . So be patient She will not be late . But I really do not see how you will be able to recognise your man from the description you have , even Supposing he be on board . '' `` One knows him by instinct more than by feature , '' replied Fix ; `` by scent , as it were , more than sight .