1l./3l. 1917 "Κ.Π." Surcharges, four singles and a pair. Pair with surcharge "a cheval", "Κ Π.", "Κ.ΙΙ.", "λεπ..ύ" and surcharge inverted, "Κ Π." stamp hinged, the rest u/m. (Hellas C6+C6V+C6VI+CXVII+C6a).