Prepaid cover from "ΠΕΙΡΑΙΕΥΣ*15.ΜΑΡΤ.64" fr. with 2l. brown-bistre, 10l. orange, 40l. light mauve on blue and 80l. rose-carmine (112l.=1FF Greece-France+20l. Greek fee), arr. "BOULOGNE-S-MER". Part of flap missing. (Hellas 16c+18b+20Ia+22a).