Germany 1930 Flown cover Graf Zeppelin flight to Iceland

Germany LZ 127 Graf Zeppelin flown cover to Iceland, 16-18 July 1930. Franked with 40 x 5 Pfg stone eagle airmail stamps front and back, to make up the correct rate 2 MK. Stamps cancelled with the airship on board postmark. With a fine strike of the flight cachet in blue, back stamped with Bergen and Berlin arrival marks A stunning multi franking cover in pristine condition, no folds or creases.