Sweden. Facit 136–38v1 ★, 1920 Air Mail with inverted surcharges SET (3). Some paper residues. Two stamps with garantuee marks H.W. Certificate Lorentzon 3, (3,3,3), (3,4,3) (2025). SEK 10500
25 % köparprovision plus 20 SEK slagavgift tillkommer
