1900 1st Fl. Mercury issue: Two 5l. postal cards, both mailed with additional stamps, one 10l. mailed, one 5l. (with paid answer), mailed and one 10l+10l double postal card, unused, with light yellow toning. A total of 5 different stationaries. (Hellas PC12a.2+PC12c.3+PC13a+PC14aA+PC15a).