Entire letter canc. "CORFU*21.DIC.61" in green (canc. with centre inverted), arr. "ΓΥΘΕΙΟΝ*16.ΔΕΚΕ.61". Handwritten "διά του Ελληνικού Ατμοπλοίου". Prepaid postage "40", handwritten on reverse. Also "1(d)" Ionian postage.