Entire letter fr. with 10sld Austrian Levant stamp canc. "LLOYD AGENZIE CONSTANTINOPEL*15/1" to Athens. Marked "20", fr. on arrival with 20l blue to pay the Greek postage and canc. "ΑΘΗΝΑΙ*8.ΙΑΝ.69". On reverse Piraeus transit postmark. Fine. (Hellas 19b).