Auction 333-341 Australian States & Commonwealth of Australia and New Zealand – The ‚KOOYONG‘ Collection - Day 2

1931 (Jan 1): 50th Anniversary set of eight values as Imperforate Printer's Specimen stamps comprising; 3 c. black & purple, 6 c. brownish black & deep violet, 10 c. deep brown & blue-green, 12 c. black & carmine, 25 c. black & deep brown, $ 1 in black & purple and $ 2 in black & sage-green, each overprinted "Waterlow & Sons Ltd / Specimen" (Type WS1) in black diagonally at lower right, all affixed to sample book page (204 x 127mm.) with printed number above each. Most impressive piece. Fine and scarce.