1922-37 KGV Badge Issue 15/- grey & purple on blue TORN FLAG (SG 113b). Superb M example (r4/6), barest trace previous light hinge. Rare, the key stamp of the issue. Photo-cert: Eichele BPB "A well centered stamp with fresh colours. Only 108 with this elusive variety ever printed. The key variety of this issue.". (cv£8500). See additional image and of certificate below.