Airmail cover fr. with 1dr+2dr Landscapes, 5dr litho and 2dr+5dr airmail stamps canc. "ΠΑΤΡΑΙ ΣΥΣΤΗΜΕΝΑ*14.ΑΠΡ.34", via "ΑΘΗΝΑΙ ΑΦΙΞΙΣ ΑΕΡΟΠΟΡΙΚΩΣ*14.IV.34", arr. "BERLIN*15.4.34". (Hellas A17+A18).