1917 "Κ.Π." surcharges, 1l/3l. Fl.Mercury in strip of 7 on fragment, canc. "ΧΑΛΚΙΣ*29 ΙΟΥΝ. 17". Var. "K. .Π" on 2 stamps and "- instead of ~" on 4th stamp. (Hellas C6+C6VII+C6XII).