Pictured above is the Graf Zeppelin being moored at Hanworth Air Park outside London upon arriving from Friedrichshafen at 6:00 p.m. on Saturday, July 2, 1932. You can watch British Pathé’s film clip of the mooring here:
The inimitable Maury Swartz, then living in Kayl, prepared colorful postal stationery cards that were carried on the flight. Here are two from my collection (judging by the registry numbers, there must be others):
75c/90c Second Écusson
40c Charlotte Side Profile
Luxembourg-Ville, 29 June 1932,
UPU postal card = 1.00 F
Cachet seen on the back of each card.