1915 Engraved and Litho stamps overprinted, 3l. Engrave in block of 4 cancelled with "ΚΟΡΥΤΣΑ* 15 ΑΥΓ. 1916". Var. "diagonal overprint", 1st stamp with small part of overprint and the 2nd "without dot after B" (pos.52). R. (Hellas 114+114B).