2 Reichmark and 4 Reichmark South America flight, as well the 2 Reichmark with large right margin of sheet, on DOX letter from \"FRIEDRICHSHAFEN 13.11.30\" to South Euclid / USA with all corresponding Cachets and arrival postmark Rio from 22. April, the 2 Reichmark left above three shorter perforation and glueing creases in the margin of sheet, the 4 Reichmark faultless, decorative document, margin copies on cover are rare!