1914-15 'GRI 2½d' 6mm opt DNG Yacht 10pf carmine, variety 'Fraction bar omitted' plus '1 of fraction position lower' VFU, part Rabaul cds. Mi 5I (var), SG 5a cat £3500. Extremely rare. 1989 Brandon photo-cert, while new AIEP photo-cert can be obtained on request. (P) (Image1)

Estimate AU$3,500

1914-15 'GRI 2s' 3½mm opt DNG Yacht 2Mk blue, Pos 3. F-VF U, Rabaul violet oval pmk sl trace of pressed crease. Mi 13I, SG 13 cat £4000. Rare genuine as only 113 in total printed & few used. 2005 BPA photo-cert. (P) (Image1)

Estimate AU$3,500

1914-15 'GRI 2d' 5mm opt DNG Yacht 20pf ultramarine, variety 'R' in 'GRI' INVERTED. Superb VFU with Stephansort blue cds. Mi 4II (var), SG 19g cat £9000. Great rarity with only several recorded. Exp Hofmann-Giesecke plus 1985 Holcombe photo-cert, while new AIEP photo-cert can be obtained on request. (P) (Image1)

Estimate AU$11,000

1914-15 'GRI 2½d' 5mm opt DNG Yacht 10pf carmine. Mi 5II. SG 20 cat £225. Only 1675 printed. Exp Holcombe. (P) (Image1)

Estimate AU$200

1914-15 'GRI 5d' 5mm DNG Yacht 50pf black & purple on buff. VF fresh MLH. Mi 10II. SG 25 cat £325. Only 569 printed. (P) (Image1)

Estimate AU$325

1915 '1' on 'GRI 2d' 5mm opt Marshalls Yacht 10pf carmine. VF U/CTO, light Rabaul violet pmk. Mi 14, SG 63 cat £275. Only 480 printed. (P) (Image1)

Estimate AU$300

1915 '1' on 'GRI 2d' 5mm opt Marshalls Yacht 20pf ultramarine. VFU, Rabaul violet oval pmk. Mi 15, SG 64 cat £2500. Rare as only about 50 printed. Exp Buhler plus RPSL photo-cert. (P) (Image1)

Estimate AU$2,500