SAMOA 1974 UPU CENTENARY PROOF MINIATURE SHEET WITH SHIFTED AND SWAPPED COLOURS
50s UPU Centenary proof miniature sheet on gummed paper with black shifted up and cyan and yellow colours swapped. Also part of the miniature sheet with a different colour mix. Very unusual and scarce. Ex Heraclio Fournier archives. Small crease at lower edge otherwise fine. Mint never hinged. SGMS434var; SC406avar
