CORINPHILA AUCTIONS 297 - 308 Day 4

Official 1891 (March): Captain Philip 20 s. cobalt-blue, wmk. 20 / NSW, perf. 10, overprinted "OS" in black, a used example of excellent colour and centering, ex 1895 collector's presentation set, lightly cancelled by oval cto NSW in black. Superb and scarce Gi = £ 1'100.