Air Mail cover 1930 (30 Dec.) envelope flown from Singapore to Port Stanley, franked at $2.07 and tied by "KATONG/SINGAPORE" double-ring d.s., plus Falkland Islands 1929 1d. tied by Port Stanley c.d.s., showing "BY AIR MAIL" etiquette with, on reverse, Penang, Marseille and Montevideo transit d.s. Scarce