A previously unknown piece of music written by Wolfgang Amadeus Mozart has been discovered in Leipzig, the city said on Thursday. The 12-minute piece, "Serenate ex C," is from the collection of Carl Ferdinand Becker and was part of the music collection of the Leipzig City Libraries,

A previously unknown piece of music composed by Wolfgang Amadeus Mozart when he was probably in his early teens has been uncovered at a library in Germany, researchers said Thursday.

Turns out there’s at least one piece of music by Mozart that has not been studied and performed to death. As The Guardian reports, a previously unknown composition by Mozart has been discovered in a German library.