GREAT BRITAIN 1992 (FDC) £1.50 CAERNARFON CASTLE
£1.50 Caernarfon Castle imprint/plate 2C block x 4, printed by Harrison on non-fluorescent coated paper with PVAD gum, on Benham illustrated cover with CAERNARFON, GWYNEDD special hand stamp dated 24/3/92, the first day of issue. Superb. SG1612; SC1446; BC1088ovar
