Prepaid EL canc. "ΚΩΝΣΤΑΝΤΙΝΟΥΠΟΛΙΣ (ΤΟΥΡΚΙΑ)*17.ΜΑΙΟΥ.1852" in blue (type II) and cachet "ΔΠ", arr. "ΣΥΡΟΣ*20.ΜΑΙΟΣ.52". Disinfection slit. Prepaid postage on reverse "60" (lepta).