1991英伦银行一组4枚,5, 10, 20及50镑,首发字轨,编号R01, KN01, E01 及 E01 500109,UNC,连原封套,发行仅2000套。 Bank of England, set of first prefix notes signed by Kentfield, 5, 10, 20 and 50 pounds, 1991, R01, KN01, E01 and E01 500109 respectively,uncriculated, in official Bank of England folder. Number 109 of a very low issue of 2000 sets.