The serial number on a fifty euro Observe. This banknote was issued for Banca d'Italia, the Italian central bank. Not like euro cash, copyright do not need a national side indicating which country issued them. Estimates recommend that the typical lifetime of a euro banknote is about three years https://euro-geld91123.azzablog.com/37036556/the-definitive-guide-to-50-euro-copyright-money