1914-15 'GRI 2d' 6mm opt DNG Yacht 10pf red variety '1 for I' Superb MLH. SG 3a cat £400. Only tiny number printed. (P) (Image1)

Estimate AU$400

1914-15 'GRI 8d' 6mm opt DNG Yacht 80pf. VF fresh M. Mi 11I, SG 11 cat £1000. Rare genuine as only 643 printed. Exp Kohler while new AIEP certificates for any of the GRI opts can be obtained on request. (P) (Image1)

Estimate AU$1,200

1914-15 'GRI 2½d' 5mm opt DNG Yacht 20pf ultramarine. Superb U, violet oval Rabaul pmk. Mi 6II, SG 21 cat £2500. Very rare, only portions of 2 sheets pmk. Exp Hoffmann-Giesecke while AIEP certificate can be obtained on request. (P) (Image1)

Estimate AU$2,500

1914-15 'GRI 3d' 5mm opt DNG Yacht 25pf black & red on yellow, blk of 4, setting II, pos 4-5. VF fresh 2M/2MNH. Mi 7II, SG 22 cat £760 for M singles, the MNH should be at least double, so £1140 for this blk, plus premium for rare multiple. Only 869 printed. 2011 Ceremuga AIEP photo cert. (P) (Image1)

Estimate AU$500

1914-15 'GRI 3d' 5mm opt DNG Yacht 30pf black & orange on buff, blk of 4, setting II, pos 1-2. Mostly F-VF fresh 1MLH/3MNH, tiny ink marks, left marginal. Mi 8II, SG 23 cat £680 for M singles, MNH should be at least double, £1190 for this blk, plus premium for rare multiple. Only 661 printed. 2011 Ceremuga photo cert. (P) (Image1)

Estimate AU$400

1914-15 'GRI 5d' 5mm opt DNG Yacht 50pf black & purple on buff. Superb U, on piece with 'Rabaul' straight-line pmk. Mi 10I, SG 25 cat £400 for loose U & such nice piece with rare cancel should be +50%, so est £600. (P) (Image1)

Estimate AU$500

1914-15 'GRI 8d' 5mm opt DNG Yacht 80pf black & carmine on rose, opt 10th setting pos.2. VF fresh M. Mi 11II cat 500+, SG 26 cat £425+ Only 643 printing in total with very few from this setting which Gibbs values at 5x normal! 2019 Ceremuga AIEP photo cert. (P) (Image1)

Estimate AU$700

1914-15 'GRI 8d' 5mm opt DNG Yacht 80pf black & carmine on rose. Superb U, on piece with 'Rabaul' straight-line pmk. Mi 11I, SG 26 cat £600 for loose U & such nice piece with rare cancel should be +50% so est £900. (P) (Image1)

Estimate AU$750

1915 'GRI 3d' opt Rabaul (Deutsch Neuguinea) sans-serif registration label no.426. VF fresh MLH. Mi 16g, SG 33 cat £275. (P) (Image1)

Estimate AU$300

1915 'GRI 3d' opt Rabaul (Deutsch-Neuguinea) sans serif registration label no 863. VFM, part gum. Mi 16g, SG 33d cat £425. (P) (Image1)

Estimate AU$450

1915 'GRI 3d' opt Herbertshohe (Deutsch Neuguinea) sans serif registration label no. 921. F UN. SG 36 cat £300. (P) (Image1)

Estimate AU$300

1915 'GRI 3d' opt Kawieng (Deutsch Neu Guinea) sans serif registration label no 10. Superb fresh UN. SG 37b cat £325. Only around 400 printed. RPSL photo cert. (P) (Image1)

Estimate AU$450

1915 'GRI 3d' opt Friedrich Wilhelmshafen (Deutsch-Neuguinea) serif letters registration label no. 207. VFU with 'Rabaul 12 FE 17' cds. Mi 16bII. SG 41 cat £750. Very rare used & certificate can be obtained on request. (P) (Image1)

Estimate AU$900

1915 'GRI 3d' opt Kawieng (Deutsch Neuguinea) serif letters registration label no.327 Superb fresh MLH. SG 42 cat £250. (P) (Image1)

Estimate AU$300

1915 'GRI 3d' opt Kawieng (Deutsch Neuguinea) serif letters registration label no 332. Superb fresh MNH. SG 42 cat £250 for M, should be at least double, £500 MNH. (P) (Image1)

Estimate AU$700

1915 'GRI 3d' opt Manus (Deutsch-Neuguinea) serif letters registration label no 940. VFU with 'Rabaul 12 FE 17' cds. Mi 16fII, SG 43 cat £5500. Extremely rare, only 65 printed & tiny number used. 1988 Holcombe photo-opinion while new AIEP certificate can be obtained on request. (P) (Image1)

Estimate AU$6,500

1914 'GRI 1d' 5mm opt Marshalls Yacht 5pf green variety, '1' & 'd' wider spaced (4th setting pos 8). VFM, tiny mark at left. Mi 2I PFI, SG 51e cat £300. 2015 Ceremuga AIEP photo cert. (P) (Image1)

Estimate AU$250

1914 'GRI 2d' 5mm opt Marshalls Yacht 10pf & 20pf VF MNH. Mi 3I & 4I. SG 52 & 53 cat £54 for M, should be at least double, £108 MNH. (2).

Estimate AU$100

1914 'GRI 8d' 5mm opt Marshalls Yacht 80pf black & carmine. VF fresh MLH. Mi 9I cat €600, SG 58 cat £475. Only 490 printed. Copy of Holcombe & Brun photo certs of blk of 4 it came from. (P) (Image1)

Estimate AU$475

1914 'GRI 1d' 5mm opt Marshalls Yacht 3pf brown, right marginal blk of 6, setting II, pos 8-10. Superb fresh MNH. Mi 1I, SG 50 cat £660 for M, should be at least double, £1320 MNH, plus premium for the rare multiple. Only 2675 printed. 2012 Ceremuga photo cert. (P) (Image1)

Estimate AU$500

1915 '1' on 'GRI 2d' 5mm opt Marshalls Yacht 10pf carmine. VF fresh MLH. Mi 14, SG 63 cat £200. Only 480 printed. (P) (Image1)

Estimate AU$200

1915 GRI 2d opt on DNG Yacht 10pf red Postcard opt type B. F-VF UN. Mi P2. ACSC NG5B cat $200. (P) (Image1)

Estimate AU$150

1915 GRI 1d opt on Marshalls Yacht 5pf green Postcard opt type A. Mi P1. ACSC NG9 cat $500. Very rare. (P) (Image1)

Estimate AU$400