1916-23 opt KGV ½d yellow-green, variety 'NAUP.U' instead of 'NAURU'. VF M. SG 1a cat £450. Rare genuine example. 2007 BPA photo cert. (P)

Estimate AU$400

1916-23 opt KGV 2d orange, setenant horiz strip of 3, middle stamp variety 'NAUP.U' instead of 'NAURU' & right stamp with broken 'N' variety. VF fresh MLH. SG 4/4a/4(var) cat £457 as singles, while such setenant variety multiples should be +50%, so £686. 2007 BPA photo cert. (P)

Estimate AU$475

1916-23 opt KGV 2d orange, Die II. Superb fresh MNH. SG 5 cat £70 for M, should be at least double, £140 MNH. (P)

Estimate AU$180

1916-23 opt KGV Seahorses 5/- bright carmine, DLR printing, blk of 4. VF MLH. SG 22 cat £400 as singles plus premium for rare blk. (P)

Estimate AU$350