Original: Fantasie Impromptu, Op. 66 In C# Minor. Frederic Chopin. Composed by Frederic Chopin. Posthumous. Advanced. Piano Solo.
Translation: Фантазия экспромт, соч. 66 В С. Piano Solo sheet music. Фантазия экспромт, соч. 66 В С. 1810-1849. Edited by Rafael Joseffy.