Finland. Facit 165 on cover, 1930 Zeppelin overprint 10 Mk red on light grey-violet (1). Letter, sent from Helsinki to Berlin by Graf Zeppelin, franked with a vertical pair. The letter was sent on the only approved day (Sep 24, 1930). SEK 4500
A buyer’s premium of 25% plus a 20 SEK lot charge is added to the hammer price
