26, by Johannes Brahms is scored for piano, violin, viola and cello.

It was completed in 1861[1] and received its premiere in November 1862 by the Hellmesberger Quartet with the composer playing the piano part.

[2] It has been especially noted for drawing influence from composer Franz Schubert.

[3][1] Lasting approximately 50 minutes, this quartet is the longest of Brahms's chamber works to perform and one of the longest piano quartets in the repertoire.

This article about a composition for a chamber music group is a stub.