1969 Timber 15c error BLACK OMITTED (Australia & value). VF fresh MNH. ACSC 504c cat $1750, SG 441a cat £1700. Rare & spectacular. (P) (Image1)

Estimate AU$1,100

1969 Christmas 5c error MAGENTA OMITTED on top stamp of top marginal vertical strip of 3, partially omitted on 2nd stamp, 3rd stamp also missing in the star, frame etc. VF fresh MNH. ACSC 507ca cat $2000, SG 444a cat £1800+. Very rare, only 20 recorded (P) (Image1)

Estimate AU$1,200

1980 Aircraft 22c IMPERF left marginal vert pr. VF fresh MNH. Originates from the 2nd of only 2 imperf sheets recorded (the 1st imperf sheet was sold intact in our auction 350 & will remain intact). SG 761(var). Using ACSC numbering & estimating prices from other imperfs of the period this would be ACSC 883PP(2) est cat $200 per imperf pr. (P) (Image1)

Estimate AU$150

1980 Aircraft 22c IMPERF left marginal vert gutter blk of 8 with traffic lights. VF fresh MNH, horiz fold in gutter as always. Originates from the 2nd of only 2 imperf sheets recorded (the 1st imperf sheet was sold intact in our auction 350 & will remain intact). SG 761(var). Using ACSC numbering & estimating prices from other imperfs of the period this would be ACSC 883PP(2) est cat $200 per normal imperf pr, so est $1000+ for this. (P) (Image1)

Estimate AU$500

1982 Whale 60c TRIAL PRINTING with solid background. VF fresh MNH. SG 841a cat £250. ACSC 930E(1) cat $350. (Image1)

Estimate AU$250

1986 America's Cup 36c Trophy, error 'grey Australia 36c OMITTED in lower marginal blk of 4'. VF fresh MNH & normal to compare. SG 1038a cat £720. ACSC 1175c cat $1200 - both as singles plus premium for blk. (2 blks) (P) (Image1)

Estimate AU$500

1993 Counter Printed Stamps (CPS) 'Painting with Candlestick' unissued design trials in red, with blank base '$25.50 NPC1' littoral (3) - 1 faint, another faint with machine trial text across design, another blank base with text across & another with 'Australia Rooty Hill $25.50' across design. VF fresh MNH. FV $600. Extremely rare. (P) (Image1)

Estimate AU$400

1994 Counter Printed Stamps (CPS) Kangaroos & Koalas with trial littorals of 'A A' (4), 'O O' or '$.0123456789c'. Mostly VF fresh MNH. ACSC 1792(var). Extremely rare & possibly unique. (6) (P) (Image1)

Estimate AU$300

1994 Kangaroos & Koalas CPS imperf strip of 6 with no values or littorals & no cuts in the backing paper. Fresh MNH. ACSC 1827ca, undervalued at $200. (Image1)

Estimate AU$120