Registered cover (label R/GRECE/ARGYROCASTRON) fr. with lithos stamps ovpt "Β.ΗΕΠΙΡΟΣ", 2l. in pair with double ovpt, 5l. and 25l with double ovpt , canc. "ΑΡΓΥΡΟΚΑΣΤΡΟΝ*27.ΙΟΥΝ.16", arr. "ΙΩΑΝΝΙΝΑ*28.ΙΟΥΝ.16". Rare. (Hellas 113a+116+119a).