10. South America flight 1934, business letter from Landsberg 6.10. To Buenos Aires with 185 Pfg postage and meter cancellation the Cable factory \"Schr+ãder . Landsberg\", via Berlin 6.10. With connection flight to Friedrichshafen and transit 13.10, flight stamp \"c\", arrival with Entrance 18.10. And reverse carrier cancel, commercial mail