1932 Paraguay Zeppelin 4th  Southamerica  return flight registered mail cover with 1.5 Peso UPU stamp and 3 Pesos stamp  and block of five  4 Pesos triangular Zeppelin stamps; special red rhombic Zeppelin airmail postmarks and black brazilian Servicio aereo transatlantico  Graf Zeppelin flight  cachet, on the back an ovale Servicio aereotransatlantico Condor - Zeppelin cachet  mailed to Störl Apolda Germany  with Friedrichshafen Zeppelin arrival postmark 10.5.1932 and Berlin 10.5 transit - and Apolda 11.5.arrival postmark on the back.  Sieger 162. See scans.

Shipping by iregistered Warenpost international