P193 CEEFAX 193 Sun 3 Apr 20:44/34 You cannot advertise on CEEFAX. Since CEEFAX is part of the BBC we cannot carry advertising. This may seem obvious but we have received reports of people claiming to sell advertising space on CEEFAX. If you receive an approach of this kind please send details to: BBC CEEFAX Television Centre Wood Lane London W12 7RJ 01-743 8000