WA Western Australia Australian States SG 152 2d Dull Yellow Double Perf Block

1905-12 Crown/A Perf 11 2d dull yellow ACSC W23 (SG 152) marginal block of 15 (5x3) from the right of the sheet, two vertical rows of Double Perfs affecting nine units, twelve units are unmounted, Cat $900++ (£750) for mounted singles plus a substantial premium for the Double Perfs. A spectacular variety that is not recorded for this issue in the ACSC. Ex Trevor Hiscock: sold at the Prestige auction of 10.3.2007 for $862. [Almost certainly a contiguous piece to Dr Walkley's similar block - no side margin - that sold in 2005 for $1150]