1913-19 Seahorse Issues. 1913 Waterlow £1 deep green used with circular cancel, 2 or 3 blunt perfs, an attractive example of the deeper shade (S.G. Spec. N72(2) £1'800). (Image)

1913 Waterlow £1 dull blue-green used, a sound and attractive example with London parcel cancel. (S.G. £1'600). (Image)

1915 De La Rue 2s6d sepia brown mint n.h. marginal example from the top to left corner of the sheet (mounted in the margin only), fine and scarce (S.G. £550+ for mint n.h.). (Image)

1915 De La Rue 2s6d blackish brown fine used with Army Post Office "3" cds, a fine example; cert. Hendon (S.G. Spec. N64(14) £900). (Image)

1915 De La Rue 2s6d sepia brown, watermark reversed, large part o.g.; fine mint, scarce (S.G. £950). (Image)

1915 De La Rue 10s pale blue, a very fresh and well centred mint n.h. example, scarce so fine (S.G. £4'500). (Image)

1915 De La Rue 10s pale blue used with part cds, an fine and attractive example (S.G. £875). (Image)

1921 Bradbury Wilkinson Seahorse 2s6d olive brown mint n.h. marginal example from the right of the sheet overprinted "CANCELLED" type 33, superb and scarce; cert. RPS (2012) (S.G. Spec N65 (1) zd). (Image)

1918-19 Bradbury Wilkinson 2s6d chocolate brown overprinted "CANCELLED" type 33 in marginal block of four from the right of the sheet, very fresh and well centred, with stamps n.h., cert. Holcombe (1995) (S.G. Spec N65(3)zd). (Image)

1920 5s rose-red, 23mm high, from the Royal cypher paper trials, mint n.h. with "CANCELLED" type 24 overprint, very fine and scarce (see S.G. Spec. vol.2 p.205). (Image)