This GB Royal Mail 1989 Yearbook No 6 is a must-have for collectors and enthusiasts of stamps. It comes complete with a slipcase and interesting stamps. The yearbook is meticulously crafted by Royal Mail, and it contains a wealth of information and fascinating facts about the stamps and their designs. The yearbook is an excellent resource for anyone interested in the history of stamps, their designers, and the events and people they represent. The yearbook is manufactured in the United Kingdom and is of high quality. The slipcase is sturdy and protects the yearbook and stamps from damage. The stamps are in excellent condition Free posting..