Bidspirit auction | Liechtenstein

Liechtenstein - 1951, Prince Franz Joseph II and Princess Georgina, 2fr violet ultra, perforation 12½ and 3fr red brown, perforation 14¾, complete marginal illustrated sheets of 20, full OG, NH, VF, SBK #248A-49B, CHF4,600 as singles, Est. $750-$1,000, Sc. #259-60a