Registered cover (envelope) fr. with 80l rose-carmine canc. "1" and "ΑΘΗΝΑΙ*8.ΦΕΒΡ.69", via "PREVESA*28/2" (Austrian P.O.) and "ΚΕΡΚΥΡΑ*14.ΦΕΒΡ" to Ioannina. Boxed "PD" and "ΣΥΣΤΗΜΕΝΟΝ", with linear "CHARGE" and handwritten "Δια του Αυστριακου". Envelope complete, letter also included, but flap miscut. Fine and rare. (Hellas 22a).