1876 2nd Vienna issue. Small collection of 18 stamps including different perforations, u/m. Difficult to be collected in this Superb condition. D13A high value with yellow toning. (Hellas D13A+D16A/D17A+D20A/D23A+D17B+D13C/D14C+D16C/D17C+D19C+D23C/D24C+D13E/D17E).