1864 cover fr. with 5l. greyish green + 10l. orange (both coarse impression) + 20l. blue + 40l. light mauve on blue (both 1862/67 issue) and cancelled with dot. "56", posted from "ΧΑΛΚΙΣ (56)*1 ΜΑΙΟΣ. 64" with linear orange "ΠΕΔ", via "ΑΘΗΝΑΙ (1)*2 ΜΑΙΟΣ 64", arr. "TRIEST*19/5". (Hellas 11Ia+12Ib+19a+20Ia).