This is a 2006 Machin definitive stamp set on the first day cover, with a London postmark. These 12p to large first class stamps features Queen Elizabeth II and aŕe part of the decimal currency series in the United Kingdom. The cover is of superb quality and showcases multi-coloured Machin definitive stamps, making it a desirable item for stamp collectors interested in British philately from the second half of the 20th century.
eBay