Registered cover fr. with 2x10l red-orange + 25l light indigo blue, boxed "ΣΥΣΤΗΜΕΝΟΝ", posted from "ΑΡΓΟΣΤΟΛΙΟΝ (110)*24 ΝΟΕΜ.89", via "ΚΕΡΚΥΡΑ*26 ΝΟΕΜ.89", arr. "MILLAU AVEYRON*13 DEC.89". (Hellas 75,77)