Instrumental Duet Clarinet,Guitar,Instrumental Duet - Level 3 - Digital Download SKU: A0.531635 Composed by Francois-Joseph Gossec. Arranged by Klas Krantz. Classical,Concert. Score and parts. 4 pages. Amadeus Music #4505. Published by Amadeus Music (A0.531635). François-Joseph Gossec (1734 - 1829) was a Belgian composer of operas, string quartets, symphonies, and choral works who worked in France.