Sweden. Air mail cover Facit 178A, 257 cover, 15 öre + 1 kr on air mail cover sent from STOCKHOLM 16 5.5.37 to Australia. Transit BERLIN–SASSNITZ BAHNPOST ZUG 14 6.5.37 and arrival pmk SYDNEY N.S.W. AIR MAIL SECTION GPO 18.5.1937.
