A rare waltz manuscript believed to be composed by Frédéric Chopin was discovered at the Morgan Library & Museum in New York ...

For the first time in more than 90 years, a previously unknown waltz by a renowned 19th-century composer has been uncovered.

“This newly discovered waltz ... "Rondo in C Minor, Op. 1" at age 15. Chopin attended both the Warsaw Lyceum and Warsaw Conservatory — now the Fryderyk Chopin University of Music.