for "British" [120], fine unused with large part original gum. Rare. S.G. 57a, £950. Photo" /> unused 8a. dull mauve showing State 3 of variety<I> "Br1tish"</I> for<I> "British"</I> [120], fine unused with large part original gum. Rare. S.G. 57a, £950. Photo | Christie's