Cover fr. with 7x1c. (2 pairs and strip of 3) + 2c. in bl.8 + 1pi/25c. (red overprint) all 1920 "O.N.F. Castellorizo" overprint and posted from "CASTELLORIZO*CORPS OCCUPATION" to Smyrne. (Hellas 14+15+21 - 915+ euros).