A beautifully produced A4-sized book containing printer's proof sets for the commemorative miniature sheets issued to celebrate the Royal Wedding of HRH Prince William of Wales and Miss Catherine Middleton in Westminster Abbey, 29 April 2011. The book contains a detailed description of the printing process together with all six printer's proofs - the four colours cyan, magenta, yellow and black, the gold lettering proof and the final full-colour, perforated Stamp Proof followed by the nine souvenir sheets for individual Commonwealth nations and territories. Issued in a hand-numbered worldwide limited edition of just 950, signed by Conor Dalglish, Joint Managing Director of BDT International Security Printing, this is a very special and highly collectable item.