Cover fr. with 10sld Austrian Levant stamp canc. "PREVESA*28/2" to Corfu. Handwritten "20", fr. with 20l. sky-blue (pos.4 plate flaw/inverted "0" on CF/Kound. 38.2) - stamp superb- to pay the Greek postage and canc. "ΚΕΡΚΥΡΑ*17.ΦΕΒΡ.69". Fine and rare. (Hellas 27aNb).