SOURCE IMAGE DESCRIPTION: German Zeppelin airmail cover carried on the first Europe–South America flight of LZ 127 Graf Zeppelin in 1935, addressed to Dr E. A. F. Schoevers, Wilhelminastraat 5, Assen, Netherlands. The cover bears the special 1 Reichsmark Zeppelin airmail stamp (Michel 455), together with 10 and 40 Pfennig Hindenburg definitives, giving a total franking of RM 1.50. The stamps are cancelled with the special Deutsche Luftpost – Luftschiff Graf Zeppelin – 1. Fahrt – Europa–Südamerika postmark dated 14th April 1935. With red Zeppelin flight cachet (identification letter 'd' - in-flight mail), and blue Mit Luftpost / Par Avion label are also present. The cover bears an Assen arrival cancellation dated 17th April 1935, confirming its subsequent delivery in the Netherlands. The reverse of this cover is blank. Ref: 14.04.1935 - Fleurs & Papillons