1918 PS "ΕΛΛΗΝΙΚΗ ΔΙΟΙΚΗΣΙΣ" with pre-printed 5l. Litho plus additional 2l.+3l. "ΕΤ", from Πατρα 7/20 Αυγουστου 1918 to Χαλκιδα, with triangular censorship canc. "11 M.A". Used as single. (Hellas PC38B).