SOUTH WEST AFRICA 1930 1s orange Air opt first printing, SG 71, vfm, fresh

SOUTH WEST AFRICA 1923-1926 PLATE BLOCKS OF FOUR NEVER HINGED MINT GROUP of corner Plate Number blocks of 4 in hingeless mounts on pages, includes 1923 Setting I opts ½d Plate ‘5’ (x3) & 1d Plate ‘7’ (x3) different corners and 1923-26 Setting VI opts ½d Plate ‘7’ & 1d Plate ‘6’. (8 blocks = 24 stamps)