Basutoland 1938 KGVI 1½d Light Blue Full Sheet CTO Mafeteng

1938 KGVI 1½d light blue (SG 20). Superb FULL SHEET of sixty lightly CTO Mafeteng 1 IV 54 selectively across the sheet leaving a number of blocks uncancelled. Waterlow & Sons imprint at base. Perfect full UM OG remains present. A lovely representation thus.