Flute Trio for Piano, Flute and Bassoon G major WoO 37 by Ludwig van Beethoven (1770-1827). Edited by Friedhelm Klugmann and Hans-Martin Theopold. For Bassoon, Flute, Piano. Chamber Music with Winds. Henle Music Folios. Pages: Score = 27 * Fl Part = 6 * Bassoon Part = 6. Softcover. 46 pages. G. Henle #HN343. Published by G. Henle (HL.51480343).