1934, 6. South America flight, handing in for transport Friedrichshafen, cover with 150 Pfg franking machines stamping "R. FUESS BERLIN-STEGLITZ 16.8.34" and handing in for transport "FRIEDRICHSHAFEN 18.8.34" to Rio de Janeiro with arrival postmark and Cachet "German airmail c", cover above minimal cut in, Zeppelin items with meter cancellation are unusual