Entire letter fr. with 10l. yellow-orange on blue + 40l. light mauve on blue, dot. "9" and posted from "ΠΑΤΡΑΙ (9)*5 ΝΟΕΜ. 66" with oval "ΔΠ", via "ΑΘΗΝΑΙ (1)*7 ΝΟΕΜ. 66" to Tangarog. (Hellas 18d+20Ia).