Cover canc. "MESSINA*20.DIC 64" fr. upon arrival with 10l.+ 20l.+80l. (total 110 lep.) instead of handwritten rate "112" and canc. "ΚΑΛΑΜΑΙ*20.ΔΕΚΕ.64" showing the lack of 2 lepta stamps in this post office. On reverse Piraeus and Athens transit postmarks. Fine and scarce. (Hellas 18d+19a+22a).