New series of stamps released on the 2 May called "Airliners - Fifty Years of Jet Travel".
Set includes 5 stamps 2002 Airbus 340-600, 1976 Concorde, 1964 Trident, 1964 VC10 and 1952 Comet.
They can be purchased loose, or in a presentation pack for about £2.30.
Hope that helps