29.9.1926. Athens-Brindisi: 6th Flight of Aero-Espresso. Cover to England, franked with 3dr. litho. stamp, canc. "ΑΘΗΝΑΙ-ΑΠΟΣΤΟΛΗ ΕΞΩΤΕΡΙΚΟΥ / 29 ΣΕΠ.26", arr. "BRINDISI * POSTA AEREA * 29.9.26". Special rubber cachet "SURTAXE AΈRIENNE / PERCUE EN / NUMERAIRE" (type AC4aA with accent on E) in violet, applied on departure. Airmail fee was paid cash since the airmail stamps were not ready yet. Hellans FF-16Bic.