1870 (25 OCT) EL from Zante to Taganrog, endorsed "via Constantinopoli" and franked by 40 lep. grey-mauve on blue "1868/69 issue". Tied by "111" numeral and "ΖΑΚΥΝΘΟΣ 25 ΟΚΤ. ?" type II cds and "TAGANROG" arrival cds. On back "ΣΥΡΟΣ" transit cds (Hellas 28a)