&sq=Envato&lang=en&file=File:Question_book-new.svg){kind=small} | This article relies largely or entirely on a single source. (December 2013) |
Dmitri Shostakovich's String Quartet No. 9 in E-flat major, Op. 117, was composed in 1964 and premiered by the Beethoven Quartet. The Ninth Quartet was dedicated to his third wife, Irina Antonovna Shostakovich, a young editor he married in 1962.