Zeppelin Flights. 1930 (September 10-11), Moscow Flight card and registered cover, bearing Zeppelin stamps of 40k ultra and 80k carmine (both perforated 10½) respectively with other adhesives (card has all franking on picture side), each one tied by special Moscow date stamp, postmarked by Friedrichshafen ''11.9.30'' on arrival, minor conveyance defects, still F/VF