1840 QV 1d black, plate 5, letters PA, watermark crown INVERTED. Superb fresh M, nice original gum (small areas of gum disturbance where spot was removed), 4 margins. SG Spec AS25e, SG 2Wi cat £50,000 = A$90,000. Mint wmk inverted examples are of great rarity. 2002 RPSL photo cert. (P)

Estimate AU$12,000

1841 QV 1d red-brown imperf, letters EH. FM, 3½ margins, touching at top. SG 8 cat £600. (P)

Estimate AU$150

1841 QV 1d red imperf, comp sheet reconstruction of all letters AA-TL. Mostly G-VFU, many Maltese Cross pmks. SG 8/11 cat £7680 = A$13,000 as cheapest shades. Spectacular & rare reconstruction . (240).

Estimate AU$800

1858-76 QV 2d blue, plate 13, letters 4 cnrs. F-VF fresh M, gum crease at left. SG Spec G3-1L13, SG 46-PL13 cat £375. (P)

Estimate AU$90

1858-76 QV 2d deep blue, plate 15, letters 4 cnrs DR-RD. F-VF fresh M original gum SG Spec GB-PL15, SG 47-PL15 cat £525. (P)

Estimate AU$180

1867-83 QV 10/- black progressive DIE PROOF, imperf, with no cnr letters or plate number on white glazed card with 'May 6 1878' & 'BEFORE HARDENING' inscription. Superb fresh UN as made. SG Spec J125(p) cat £3500, SG 128(p) normal cat £60,000. Important specialist item. (P)

Estimate AU$3,000

1867-83 QV £5 orange, on white paper, opt SPECIMEN (type 11), letters BF. Superb fresh MLH with nice original gum SG Spec J128t, SG 137s cat £4500 (normal £14,500). Actually the specimens of the white paper are probably 10 times rarer than specimens of the blued paper (while on normal stamps it's the opposite). (P)

Estimate AU$4,000

1876-80 QV Telegraph 3d carmine, plate 1, opt SPECIMEN (type 10), wmk Spray sideways, letters EF. VF UN. SG Spec L205s, SG T3s cat £100.

Estimate AU$60

1876-80 QV Telegraph £5 pale brown-lilac, imperf Colour Trial, opt SPECIMEN (type 8) diag, letters AF. VF fresh M, 4 large margins. SG Spec L237(p) cat £1300, SG T18(p) normal cat £30,000. Very rare. (P)

Estimate AU$1,200

1877 QV Telegraph £5 orange,letters DG, top value. Superb U, 'Glasgow MY 24 81' small cds. SG Spec L237, SG T18 cat £4800 inc SG specified +50% premium for lightly used. Very rare, many times rarer than £5 postage & hardly ever seen so nice. (P)

Estimate AU$3,500

1882-1901 I.R. OFFICIAL opt QV £1 green, wmk three imperial crowns. VFU appearance with light 'Branch PO Glasgow FE 94' pmk, tiny expertly repaired tear at UR. SG O16 cat £3750 inc SG specified 50% premium for lightly used. 2007 Brandon photo cert. (P)

Estimate AU$1,800

1883-84 QV 2d lilac, letters AA. F-VF fresh M with original gum & nice colour. SG 189 cat £230. (P)

Estimate AU$100

1884 QV £1 black progressive DIE PROOF, w/o cnr letters, imperf, on white glazed card, with '17 SEP 83' & 'AFTER HARDENING' inscription. Superb fresh UN as made. SG Spec K16(p) cat £4250, SG 185(p) normal cat £32,000. Important specialist item. (P)

Estimate AU$4,000

1902-10 KEVII £1 dull blue-green, DLR printing. Superb fresh MNH with pristine never hinged original gum. SG 266 cat £2000 for M, should be at least double, £4000 MNH. (P)

Estimate AU$3,500

1912-24 KGV set ½d to 1/- wmk Simple Cypher. VF fresh M. SG ex351-396 cat £250. (15). (P)

Estimate AU$150

1913 KGV Seahorses £1 green. VF fresh M. SG 403 cat £3500. Key stamp. (P)

Estimate AU$2,500

1918-19 KGV Seahorses 10/- dull grey-blue BW printing. Stamp F-VF fresh MNH, UR cnr marginal. SG 417 cat £475 for M, should be at least double, £950 MNH. (P)

Estimate AU$650

1974 (18th Nov) Hijack Mail commercial Airmail cover Stairbridge Worcester to British Consul General Perth, 10p meter franking. Superb strike of the 2-line 'Delayed en Route Aircraft Hi-jack' h/s. A British Airways VC10 Flight 870 to Singapore was hijacked at Dubai with 27 passengers, 8 airport workers who were cleaning the plane when it was hijacked & 10 crew. British Airways Captain Jim Futcher was awarded Queen's Gallantry medal for his 'calm & courageous conduct' during the hijack. The hijack ended at Tunis with a German passenger murdered. A similar cover from this hijack realised $1150+ in Melbourne in 2011. A rare interrupted aviation cover. (P)

Estimate AU$500