The UK Mint Stamps Sheet commemorates the fortieth anniversary of the Machine Definitive stamps featuring Arnold Machin's portrait. This special sheet, issued between 2001-2010 during Queen Elizabeth II's reign, contains a mix of denominations in decimal currency. The vibrant multi-coloured design pays tribute to historical events and is graded as superb quality, perfect for collectors and enthusiasts of British stamps. This unique sheet is a valuable addition to any stamp collection, showcasing a significant era in British postal history.