1954 San Marino, commemorative airmail stamp Lire 1000 light blue and olive, airplane in flight over Mount Titan, at right San Marino coat of arms printed in mini-sheet of no. 6 pieces, intaglio print, winged wheel watermark. 1 mini-sheet, perfect and never hinged, Toselli certificate and signed in full Giulio Bolaffi. Sassone catalog mini sheets no. 16, Euro 1600.00.