Clarinet Trios B Flat Major Op. 11 and E Flat Major Op. 38 (for Piano, Clarinet (or Violin) and Violoncello). By Ludwig van Beethoven (1770-1827). Edited by Friedhelm Klugmann. For Cello, Piano, Violin, Piano Trio. Chamber Music with Winds. Henle Music Folios. Pages: Score = 68 * Vl Part = 13 * Cl B Part = 14 * Vc Part = 15. Softcover. 128 pages. G. Henle #HN342. Published by G. Henle (HL.51480342).