1901: De La Rue working Die Proof in deep black of the vignette only inset on surfaced paper (63 x 61 mm.), with manuscript at top "British New Guinea", dated on the Proof "11 - 21 Jan 1901" and again dated at base "19 Jan" in pencil, with small blue crayon tick of approval at right in blue crayon. Cleaned from necessity at lower right but a beautiful and extremely rare Proof for the connoisseur of the issue.rnProvenance: Collection Tom Belknap (1987); Collection Peter Troy, Prestige, Belgrave, 28 July 2009, lot 2034. (Image 1) (Image)

1900/05: De La Rue engraved Plate Proofs (7), imperforate on ungummed unwatermarked paper without value tablet, with completed central Lakatoi vignette in black on each, the near complete set of seven in the adopted colours of yellow-green (½ d.), violet (2 d.), ultramarine (2½ d.), sepia (4 d.), myrtle-green (6 d.), orange (1 s.) and brown (2 s. 6 d.); largely fresh and very fine, a scarce and attractive assembly of great scarcity. (Image 1) (Image)

1901/05: Lakatoi first issue, the complete set of eight values in unused blocks of four, all except the 2 s. 6 d. value in matching top right hand corner blocks, slight scuff on the 1 s. block but largely fresh and fine, large part or unmounted og. A scarce set Gi = £ 3'400+. (Image 1) (Image)

1902: Registered cover to USA franked by 1901 ½ d. black & yellow-green (2), 1 d. black & carmine (2), 2 d. black & violet and 2½ d. black & ultramarine cancelled by "BNG" obliterators and by 'Port Moresby' cds (July 31). Reverse with Cooktown cds, Brisbane (Aug 12) transit, and re-addressed on arrival from Tacoma to Boston via Springfield (Sept 11). A rare and attractive first issue cover, together with a 1933 registered Iremonger cover with 1932 OS Official 9 d. lilac and violet (Gi O32) cancelled at Buna Bay. (Image 1) (Image)

1901/05: Lakatoi 4 d. black & sepia, wmk. vertical, thick paper, a fine unused example of excellent centering and colour, showing variety "Deformed "d" at left", from position 18 on the sheet, pencil annotations on large part og. A scarce stamp Gi = £ 600. (Image 1) (Image)

1901/05: Lakatoi 4 d. black & sepia, wmk. vertical on thin paper, comb perf., an unused example with variety "Deformed "d" at left", fresh and very fine with superb og. A rare stamp Gi = £ 3'250. (Image 1) (Image)

1907 (May/June): Lakatoi ½ d. black & yellow-green, overprinted small "Papua" in black, wmk. vertical, comb perf. 14 oin thin paper, a fine unsed example showing variety "Overprint Double". Overprints close together but clearly doubled, fresh and very fine, large part og. Cert. G. Bühler (1986) Gi = £ 3'500. (Image 1) (Image 2) (Image 3) (Image)

1907 (May/June): Lakatoi 1 d. black & carmine, overprinted small "Papua" in black, wmk. vertical, comb perf. 14 on thin paper, a used example with sheet margin at right showing the variety "Overprint Reading Upwards", neatly cancelled by Port Moresby datestamp in black. A rare and most appealing stamp. Cert. BPA (1998) Gi = £ 4'500. (Image 1) (Image 2) (Image)

1907/10: 2 d. black & purple, Jan 1910 printing, perf. compound 11 and 12½, a fine unused example, marginal from left of sheet, position 11 with Retouch on top of Hill at right, fresh and very fine, large part og. A superb example of this very scarce stamp Gi = £ 1'700+.rnProvenance: Collection 'Dr. Gyp' (Ettore Pedrazzo), Adriano Landini, Milan, 14 November 1992, lot 2452. (Image 1) (Image)

1901/39: Unused collection with vertical watermark values to 1 s., 1906 values (Gi 17/26) fine unused including duplication and 'White Leaves' varieties, 1907 issue with line perf. 2 s. 6 d. pair with one stamp showing inverted 'd' for 'p' in 'Papua' opt., 1907/10 with 2 s. 6 d. (4), perf. 11 with values to 12 s. incl. varieties with some ex Dr. Gyp (Pedrazzo) collection; perf. 12½ set of four incl. 4 d. with Deformed "d" variety; 1909/10 perf. 11 complete set with additional varieties, 1909/10 perf. 12½ complete set with additional varieties incl. 2½ d. with thin 'd'; 1910 large Paua set of nine complete and additional varieties (most ex 'Gyp'); 1911/15 set complete and additional shades and varieties; 1916/31 extensive selection with many multiples and varieties including a sheet of 40 of the 1 d. grey-black & red, 3 d. error of colour but with toned perf. at right, 6 d. in marginal block with one stamp showing POSTACE variety, further imprint strips etc:, 1931/32 Official set complete etc. Generally fine to very fine, an exceptional collection. (Image 1) (Image 2) (Image 3) (Image 4) (Image 5) (Image 6) (Image 7) (Image 8) (Image 9) (Image 10) (Image 11) (Image 12) (Image 13) (Image 14) (Image 15) (Image 16) (Image 17) (Image 18) (Image 19) (Image 20) (Image 21) (Image 22) (Image 23) (Image 24) (Image 25) (Image 26) (Image 27) (Image 28) (Image 29) (Image 30) (Image 31) (Image 32) (Image 33) (Image 34) (Image 35) (Image 36) (Image 37) (Image 38) (Image 39) (Image 40) (Image)

1916/31: 4 d. light brown & orange, a complete sheet of 40 subjects (5 x 8), with full JOHN ASH imprint perforated through at base, position 2 with 'rift in sky' flaw, fresh and fine, large part or umounted og. Gi = £ 800+. (Image 1) (Image)

1929/30: Ash Airmail 3 d. black & blue-green on white paper, an unused horizontal pair with large part JOHN ASH imprint, showing variety: "Air Mail overprint Omitted in Horizontal Pair with Normal". Diagonal pre-printing paper fold which probably caused the variety, fresh and fine, large part og. A very rare pair. Cert. BPA (1998) Gi = £ 8'000. (Image 1) (Image 2) (Image)

1929/30: Ash Airmail 3 d. black & blue-green on white paper, an unused block of four with lower pair showing variety: "Air Mail overprint Omitted in Vertical Pair with Normal", positions 9-10/14-15 on the sheet of 30 subjects. Fresh and very fine, with superb large part og. A remarkable and extremely rare multiple. Cert. Ceremuga (2018) Gi = £ 15'000+. (Image 1) (Image 2) (Image)

1930 (Sept 15): Harrison printing 3 d. sepia-black & bright blue-green on yellowish paper, overprinted 'Plane & Air Mail' in carmine, an unused sheet marginal block of four from the J. G. Spychiger sheet, positions 21-22/26-27, one light age spot in margin, fresh and fine somewhat browned gum, with lower pair unmounted og. Extremely rare and attractive multiple. Cert. Ceremuga (2018) Gi = £ 15'000+. (Image 1) (Image 2) (Image)

1930 (Sept 15): Airmail 6 d. dull & pale purple optd. in carmine, a fine unused sheet of 40 subjects, with full T. S. HARRISON imprint at base, showing position 32 with POSTACE for POSTAGE error, position 38 showing 'Dot in first 'P' of Papua', fresh and fine, large part or unmounted og. (Image 1) (Image)

1930 (Sept 15): Airmail 1 s. sepia & olive, overprint in carmine, a fine unused example, variety "Overprint Inverted", fresh and very fine colour, superb large part og. A superb example of an extremely rare stamp. Signed Kessler, Sanabria. Cert. Ceremuga (2018) Gi = £ 15'000. (Image 1) (Image 2) (Image 3) (Image)