1924 3/- VARIETIES: 3/- grey-black and black/blue, mint lightly hinged example with variety 'broken mainmast' SG 20a £900. Trace of a possible gum bend which in no way detracts from appearance of the stamp. A further mint example of this stamp showing the variety 'cleft rock' SG 20c £850. This stamp is affected by spots of blue ink on the surface. (2 stamps) (Image)