Great Britain 1887 1½d purple and green "Jubilee" variety, SG198var.
A superb unused, with original gum, corner marginal block of six showing "deformed leaf" printing variety on duty plate 4 position R19/1. Most importantly, the variety is unmounted mint with full original gum.
A very scarce printing variety, rarely seen in a positional multiple.
GB Specialised catalogue number: K29e.
