1942 Bantam War Effort 1½d red-brown Airman MIXED & MISPLACED ROULETTES SE-TENANT (SG 99aa var). VF/UM left marginal block of 12 (6 units) with mixed roulettes 6½ and 13, the roulettes misplaced to run exactly vertically down the left frame lines of the right hand stamps making the entire block appear "roulette omitted". Scarce piece. See additional image below.