Bidspirit auction | Great Britain - Queen Elizabeth

Great Britain - Queen Elizabeth II - Machin Portrait Errors - 1968, 1s6p dark blue, greenish blue color omitted variety, bottom sheet margin block of four, full original PVA gum, NH, VF a common block is included, C.v. $600, SG #743va, C.v. £400 as singles, Est. $300-$400, Scott #MH16a