asked the Under-Secretary of State for Air whether he will consider taking immediate steps to improve the surface of Croydon airport, especially along the white fog-line?

Yes, Sir. Certain minor improvements to the surface at Croydon airport are under consideration. Work along the white fog-line has already begun.

asked the Under-Secretary of State for Air whether he will take immediate steps to illuminate the wind indicator by night at Croydon airport?

An illuminated wind I already exists at Croydon. Steps have, however, already been taken to provide, in addition, an illuminated wind stocking.