Cover canc. "ΑΘΗΝΑΙ*29.ΜΑΙΟΣ.57" (type III) in greenish, linear "Π.Ε.Δ." in red, via "ΠΕΡΑΙΕΥΣ-1857*30.ΜΑΙ", arr. "ALEXANDRIE EGYPTE*2.JUIL.57" (French P.O.). POstage paid "20" (lepta), handwritten on reverse. Very fine.