36. Second Symphony for orchestra, in D major; ded. to Prince Lichnowski; composed 1802.
37. Third Concerto for piano and orchestra, in C minor; ded. to Prince Louis Ferdinand of Prussia; composed 1800.
38. Trio for piano, clarionet (or V.), and violoncello (from the Septet, Op. 20); published 1805.
39. Two Preludes through all the major and minor keys, for piano or organ; composed 1789.
40. Romance for violin and orchestra, in G major; composed 1802 (?).
41. Serenade for piano and flute (or V.), in D major (from Op. 25); pub. 1803.
42. Notturno for piano and violoncello, in D major (from Op. 8); pub. 1804.
43. Ballet: "The Men of Prometheus;" composed 1800.
44. Fourteen Variations for piano, violin, and violoncello, on an original theme; composed 1802 (?).
45. Three Marches for piano, for four hands, in C major, E flat major, and D major; ded. to the Princess Esterhazy; composed 1802 (? 1801).