1901-05 Lakatoi colour trials 1/2d imperf. in black and yellow-orange on unwatermarked paper, probably made in 1904 for proposed halfcrown value, very fresh, hint of minor oxidation at top, very rare Provenance: Croaker Expertise: Cert. Ceremuga (2008) (Image)

1901-05 Lakatoi colour trials 1/2d imperf. in black and dull blue on unwatermarked paper, probably made in 1904 for proposed halfcrown value, very fresh and fine, very rare Provenance: Tom Belknap Expertise: Cert. Ceremuga (2008) (Image)

1901-05 Lakatoi colour trials 1/2d imperf. in black and olive-green on unwatermarked paper, probably made in 1904 for proposed halfcrown value, very fresh, small fault at foot, very rare Provenance: Croaker (Image)

1901-05 Lakatoi Imperforate Plate Proofs from De La Rue archives: set of seven 1/2d to 1s in matching right marginal pairs with part guide cross, minor soiling on 1/2d pair, generally fresh and fine set (the halfcrown does not exist in this form, being issued in 1904), very rare Provenance: Tom Belknap Expertise: Cert. Ceremuga (Image)

1901-05 Lakatoi wmk. horizontal 1/2d to 1s, plus wmk. vertical 2s6d, set of eight values all in corner blocks of four, fine mint, few natural gum inclusions, a scarce set (SG £3’600+) (Image)

1901-05 Lakatoi 1/2d to 1s mint duplicated selection, very fine (14) (SG £497)

1901-05 Lakatoi 2s6d black and brown, mint, fine & scarce (SG £650) (Image)

1901-05 Lakatoi 2s6d black and brown, mint, gum redistribution, fine & scarce (SG £650) (Image)

1901-05 Lakatoi 2s6d black and brown, mint, fine & scarce (SG £650) (Image)

1901-05 Lakatoi wmk vertical 2s6d, thick paper line perf, fine and fresh mint, well centred and rare (SG £5’000) Expertise: Cert. BPA (2015) (Image)

1901-05 Lakatoi wmk vertical 2s6d, thin paper comb perf, fine mint, fresh colour (SG £600) (Image)

1901-05 Lakatoi wmk vertical 2s6d, thin paper comb perf, fine used with central Port Moresby cds, fresh colour, scarce used (SG £1’300) (Image)

1906 Essay for large PAPUA in upper case letters on Lakatoi 1d wmk. horizontal, ovpt. partly double, with top sheet margin, submitted by the printer in Port Moresby but this type not adopted, with a picture of the four essays pictured by Croaker (this being the fourth of the essays shown), minor surface scuff, very rare Provenance: Tom Belknap Expertise: Cert. Ceremuga (Image)

1906 Large Papua ovpt on 1s wmk. vertical, fresh well centred mint, small mark on gum under hinge, scarce (SG £1’800) Expertise: Cert. Brandon 2003 (Image)

1906 Large Papua ovpt on 2s6d wmk. vertical, top right corner marginal mint (stamp is unmounted, hinge in margin only), an exceptional example of this key stamp (SG £15’000) Expertise: Cert. Brandon (2003) (Image)

1907 Small Papua 2s6d vertical pair showing error “Overprint reading downwards” (row 3/2 and row 4/2), fine mint, lower stamp appears nh, very rare (SG £14’000) Provenance: Simmons and Gilbert Expertise: Cert. RPS (1956) and BPA (1999) (Image)

1907 Small Papua 2s6d top marginal showing error “Overprint reading downwards” (single Papua at lower left) fine mint, stamp unmounted (hinge in margin only), very rare (SG £7’000) Expertise: Cert Brandon (2006) (Image)

1907 Small Papua 2s6d vertical marginal pair showing error “Overprint reading downwards”, fine mint part og, very rare (SG £14’000) Expertise: Cert. RPS (1948) and Brandon (2006) (Image)

1907 Small Papua 2s6d lower marginal showing error “Overprint reading downwards” (double Papua, in full at left and at right, row 6 stamp 4), fine and fresh mint, very rare, one of only two positions on the error sheet to show the full ‘Papua’ twice (SG £7’000+) Expertise: Cert. RPS (1942) and Ceremuga (2008) (Image)

1907 Small Papua 2s6d lower left corner marginal showing error “Overprint reading downwards” (single Papua in full at middle) fine mint, very well centred, very rare (SG £7’000) Provenance: Tom Belknap Expertise: Cert. RPS (1968) and Ceremuga (2008) (Image)

1907 Small Papua 2s6d vertical pair showing error “Overprint triple” (one strong and two underinked impressions), fine used with Port Moresby cds 21 JUL 09, very rare (SG £9’000) Provenance: Frazer, Gilbert Expertise: Cert. BPA (2003) (Image)

1907 Small Papua, wmk vertical, 1/2d with error overprint double, fine mint, fresh and well centred, minor natural gum wrinkling, rare variety (SG £3’500) Expertise: Cert. Brandon (2003) (Image)

1907 Small Papua, wmk vertical, 1d lower left corner strip of four, showing error “overprint reading upwards”, partly double in left margin, top stamp with full “Papua”, others with parts, cancelled by Port Moresby cds 10 JAN 08, fine and very rare, together with a photo of the original corner block of 12 from which this piece emanates (SG £16’000) Expertise: Cert. Ceremuga (2008) (Image)

1907 Small Papua, wmk vertical, 1d single showing error “overprint reading upwards”, full single Papua at lower right, used with Port Moresby cds 10 JAN 08, fine and fresh, rare variety (SG £4’000) Expertise: Cert. Brandon (2003) (Image)

1907 Small Papua, wmk vertical, 1d single showing error “overprint reading upwards”, single “Papua” at middle base, fine used with Port Moresby cds 10 JAN 08, rare variety (SG £4’000) Expertise: Cert. Ceremuga (2008) (Image)