Derry Air Force Base is where Major Leroy Hanlon arrives to begin his new posting in IT: Welcome to Derry, but he receives a strange welcome from his fellow airmen. This limited edition pin badge features the DAFB logo in coloured metal, with its individual number appearing on the reverse as one of 9,995 worldwide. • Officially licensed • Limited to 9,995 • Individually numbered to reverse • Size 50 x 47.1mm