1920. 10 Mark, red on origianl passport issued in Hamburg 19.5.1920 by August Carstensen. August Carstensen was also the original artist behind the Plebiscit issues and he was later employed in the commision. Canc. with oval purple COMMISION INTERNATIONALE SLESVIG 2. MAJ 1920. Mounted on an exhibition page with 2 loose 10 marks with the same cancellation. UNIQUE ITEM [ 28 ] [ ✉ ]