South Africa 1941-1946 King George VI War Effort. 4d. red-brown. Marginal block of 12 from left side of the sheet with marginal Arrow included Varieties, ‘Smudge above “UI” of “SUID” (R5/1) and blurred outlines to “O” of “SOUTH” (R6/1)’. (Uhb 85v2 and Uhb 85v3 respectively). Superb unmounted mint condition. Scarce.