1933 Aeroespresso, complete set of 7 values on cover canc. "ΑΘΗΝΑΙ*10.Χ.33" (first day of issue) to London. On reverse via. "ΠΑΤΡΑΙ*10.ΟΚΤ.33" and air cachets type AC22C in violet and AC24b, arr. "16.OC.33". (Hellas A8/A14).