− Decrease quantity for Guernsey, £20, 2018, TG/W 000400, within the First 1000 notes, prefix (The Great War) to commemorate 100 Years of the end of WWI, QEII, UNC Quantity + Increase quantity for Guernsey, £20, 2018, TG/W 000400, within the First 1000 notes, prefix (The Great War) to commemorate 100 Years of the end of WWI, QEII, UNC Add to cart