The "biglietto di stato" was a type of banknote issued by the Italian government in the late 19th and early 20th century. The "Lire 10 Umberto I" refers to a specific banknote that was issued during the reign of King Umberto I of Italy, who was in power from 1878 to 1900.

The design of the banknote features a portrait of King Umberto I on the front, along with the denomination of "Lire 10" and the words "Biglietto di Stato" at the top. The back of the banknote features an allegorical representation of Italy, along with the denomination and the words "Banca Nazionale" at the top.

The banknote was printed in various series, with different features and security measures, during its production run. The value of the "Lire 10 Umberto I" banknote would have varied depending on the time period in which it was issued, as inflation and other economic factors affected the value of currency.

Today, the "biglietto di stato Lire 10 Umberto I" is a collectible item among numismatists (people who collect coins and currency). The value of a specific banknote would depend on factors such as its condition, rarity, and historical significance.