Proof -- 1957 2f. to 5d. approved colour trials (15) affixed on two Bradbury Wilkinson cards; 5f., 15f., 20f., 50f. and 5d. die proofs in issued colours on wove paper (60x70mm.)

細節
Proof -- 1957 2f. to 5d. approved colour trials (15) affixed on two Bradbury Wilkinson cards; 5f., 15f., 20f., 50f. and 5d. die proofs in issued colours on wove paper (60x70mm.)