5, 6, 15 and 40 Pfg Heuss on jewellery airmail First Day Cover with first day special cancel" (17 a) MANNHEIM / MAPOSTA 1.4.54" to Bad Eilsen, stamps in perfect condition, cover in of the right upper corner scuffed, centered crease and on the back rest of hinge, especially in this combination rare First Day Cover, new photo expertize H. D. Schlegel BPP (2020) "item submitted for inspection genuine, first day", Michel approximate 600.-