1900 Platypus optd 'REVENUE' series varieties comprising 1d blue "'REVENUE' overprint inverted" and "'ONE PENNY' misplaced upwards (into central design)" plus horizontal pair "Imperforate between", 2d cinnamon variety "'TWO PENCE' doubled" (2) in different shades, all fine mint, Elsmore Online Cat $1000+. (5 items) (Image)

Estimate AU$400-500
Min. Bid. AU$300

1900 2d Platypus marginal MUH block of with "'TWO PENCE' omitted" and used single with the same flaw; also mint block of 4 the lower pair with "Misplaced 'TWO PENCE'" plus a used single (corner fault) with a more spectacular misplacement, Elsmore Online Cat $500+.   (Image)

Estimate AU$350-450
Min. Bid. AU$260

1900 2d Platypus Stamp Duty vertical pair IMPERFORATE HORIZONTALLY between stamps, the lower unit MUH. Rare. (Image)

Estimate AU$500-600
Min. Bid. AU$380

1900 Platypus optd 'REVENUE' Surcharges 1d on 3d Control No. 8 corner block of 4, upper row type b (flat top to '1') lower row type c (slanted top to '1), lower-left unit overprint variety 'BEVENUE' for 'REVENUE', hinge remainder in margin, stamps MUH.   (Image)

Estimate AU$200-250
Min. Bid. AU$150

1900 Platypus Surcharges type d (short thick '1) 1d on 3d overprint variety "Inverted '1d' with triple 'REVENUE' overprint" plus normal stamp for comparison, Elsmore Online Cat. $280. (Image)

Estimate AU$250-300
Min. Bid. AU$180

1900 Platypus Surcharges 1d on 3d marginal setting block of 6 (2x3, setting 'bcb', 'b' being flat top & 'c' being slanted top to '1'), block of 4 setting 'bc' inverted, the upper-left unit 'BEVENUE' for 'REVENUE' variety, also type b & type c (2) single mint & type d (short thick '1') used. (14) (Image)

Estimate AU$150-200
Min. Bid. AU$120