3 Reichmark "Count Zeppelin", waagereche gum rippling in mixed franking with 25 Pfg airmail as correctly franked on air mail letter from "Hamburg 3. 6. 36" to buenos Aires / Argentina with reverse arrival stamp from 10. 6. 36, cover above a little shortened else very fine, photo expertize H. D. Schlegel BPP, Michel 1. 000.-