Extensive collection remainders on David Hopper's display pages, numerous better stamps with 1908 Small 'Papua' 2/6d x9; 1908-10 Small 'PAPUA' including Sideways Wmk Perf 11 4d corner block of 4 (minor spotting but **) and Perf 12½ 1/- block of 4, Upright Wmk Perf 12½ 1/- x2; 1910 Large 'PAPUA' 2/6d SG O28, 6d marginal block of 4 (unused) & commercially used block of 12, 2/6d SG O37-38 x6 (two mint); 1911-12 Monocolours mostly mint to 2/6d including 1d with the Watermark Sideways Reversed  (used), ½d upper half-sheet of 20, 2d block of 4 & 2½d sheet of 40, and Monogram pieces to 1/- strip of 3 including 2½d block of 6 (used); and Bicolours used to 2/6d and mint to 2/6d x2 (both no gum) with extra 2d strip of 3 & block of 4, 6d with Double Perfs and 1/- imprint block of 10 (no gum), some Inverted/Reversed Watermarks and a good range of multiples plus some varieties in the stamps and usage outside Port Moresby, generally fine to very fine, Cat £11,000+, for normal singles. A marvellous opportunity  (100s) (Image1)

Estimate AU$5,000

David Hopper's duplicates on heavy plastic pages, many useful stamps including Large 'PAPUA' 2/6d x6, Bicolours to 2/6d etc, some blocks, Monograms and Imprints including Bicolours 1d 2d & 2/6d (no gum) strips of 3, a few varieties noted, also 'O S' Overprints including 1d block of 4 with Double Perfs, and Imprint Blocks of 10 of the ½d 1½d 2d 3d 6d & 2/6d, etc, condition variable but much is fine to very fine.  (100s) (Image1)

Estimate AU$1,000

Perfin varieties & errors comprising Inverted on 1d & 4d; Reversed on 4d & 1/-; Doubled on 1d & 4d; Diagonal on ½d pair & block of 4 and 1/-; Doubled One Sideways on 2d x2 (one with corner fault); and 'OS'/No 'OS' Pairs of ½d (damaged) 1d 2d x3 & 4d each with the lower unit uncancelled; and a 2/6d block of 4 with 'OS' Inverted on the lower units, fine to very fine. A very desirable lot.   (17 items) (Image1)

Estimate AU$1,000

1930 Bicolours 2½d myrtle & ultramarine SG 97 unlisted by Gibbons with 'OS' puncture marginal vertical pair from the upper-right of the sheet, well centred, unmounted. Extremely rare: we speculate that one or two sheets of 40 (5x8) were prepared for issue, but not released. Far superior to the mounted single that sold at our auction of 29.6.2023 for $463.  Necessarily offered 'as is'.

Grade A B1 (Image1)

Estimate AU$1,000

1931 'O S' Overprints mostly mint array on David Hopper's display pages with mint set to 2/6d x4 & used set to 2/6d x2 plus 5d & 6d used Imprint strips of 3, 6d 'POSTACE' in mint imprint block of 12, 1/- block of 6 & Imprint strip of 3 both with Official Substitutions, 2/6d three marginal blocks of 4 (one with tonespots) and Imprint strip of 3 (toned), Imprint blocks of 10 of the ½d, 1d, 1½d x2 (one with Official Substitution) and 5d x2, etc, generally fine to very fine with numerous units being unmounted, Cat £2000+, for mounted singles.  (200+) (Image1)

Estimate AU$750

1931-32 Overprinted 'O S' ½d x2, 1d x3, 1½d x6 including a block of 4, 2d x2, 3d x9 including a block of 4, 5d x5 including a stained block of 4, 9d pair, 1/3d & 2/6d x2 all on overpaid philatelically-contrived OHMS covers (the last is a front only), Cat £950+, for used stamps.  (32) (Image1)

Estimate AU$400

USAGE ON COVER: 1909-12 covers with a variety of OHMS headings & various Lithograph frankings comprising 2d x7, ½d & 1d pair to Switzerland with 'POST MASTER, SAMARAI ED/PAPUA' cachet, 6d solo with light but obvious 'BONAGAI SED' "relief" cds & the cover endorsed "Post Office Kulumadau 30.12.10", and 1/- pair registered to France, a couple from Samarai & one with 'BONAGAI' cds but the address cut-out, condition rather mixed.  (10)

Grade B/C (Image1)

Estimate AU$800

USAGE ON COVER: 1913-34 covers with a variety of OHMS headings & various Monocolour frankings including ½d pair on two different Government Printing Office wrapper fronts, ½d pair & 2d to Ceylon, 1d x3 to USA, 2d solos to GB & Canada, 1d & 2d x4 triple-rate to USA, 2½d solo to GB, 1/- solo paying triple-rate to Austria + 3d registration, Printed Matter to GB with 1/- solo (but sadly with another stamp missing), etc, condition variable.  (17) (Image1)

Estimate AU$500

USAGE ON COVER: 1934-35 covers with a variety of OHMS headings & various Bicolour frankings comprising 1d on wrapper front for Government Printing Office, 1d pair (the cover stained), 2d solo with large Lands & Surveys dated cachet, 1d & 3d pair on double-rate registered to GB, and 6d pair - the second unit with 'POSTACE' at Left; Cat £650 for a used stamp - on registered philatelic cover to NSW, condition variable. A scarce group.  (5) (Image1)

Estimate AU$500

USAGE ON COVER: 1932-36 correctly rated registered covers with a variety of OHMS headings & various Bicolour frankings overprinted 'O S' comprising ½d 1½d & 3d to WA (fault at left), 1d pair to NSW (not registered), 1d & 4d pair double-rate to Austria, 2d pair + Pictorials 1d to GB, and 5d solos to Sydney or Newcastle, stamps Cat £275 x7+ on cover.   (6)

Grade A-/B (Image1)

Estimate AU$500