Louis Spohr (5 April 1784 – 22 October 1859), Ludwig Spohr,[1] was a German composer, violinist and conductor. Highly regarded during his lifetime,[2] Spohr composed ten symphonies, ten operas, eighteen violin concerti, four clarinet concerti, four oratorios and various works for small ensemble, chamber music and art songs. Clarinet Concerto No.1 op 26 Clarinetist: Karl Leis..