Switzerland: 1933, Italy flight, handing in for transport Rome to Friedrichshafen, card from ROMANSHORN 27. V. With airmail franking and box cancel of 2 lines \"taxe percue (20 cts) Zurich airfield\" via Rome with Italian confirmation stamp and on face arrival postmark from Friedrichshafen to Winterthur, right stamp a little defective through glued close to the margin, otherwise superb, interesting variety (Michel 304 Aa)