of keyboard sonatas by various contemporary composers (Raupach, Honauer, Schobert, Eckart, C. P. E. Bach). There are also three unnumbered concertos, K. 107, which are adapted from piano sonatas by J. C. Bach. Concertos 7 and 10 are compositions for three and two pianos respectively. The remaining twenty-one, listed below, are original compositions for solo piano and orchestra. Among them, fifteen were written in the years from 1782 to 1786, while in the last five years Mozart wrote just two more piano concertos. Piano Concerto No. 5 in D major, K. 175 (1773) Piano Concerto No. 6 in B major, K. 238 (1776) Piano Concerto No. 7 in F major for Three Pianos, "Lodron", K. 242 (1776) Piano Concerto No. 8 in C major, "Lützow", K. 246 (1776) Piano Concerto No. 9 in E major, "Jenamy", K. 271 (1777) Piano Concerto No. 10 in E major for Two Pianos, K. 365/316a (1779) Piano Concerto No. 11 in F major, K. 413/387a (1782-83) Piano Concerto No. 12 in A major, K. 414/385p (1782) Piano Concerto No. 13 in C major, K. 415/387b (1782-83) Piano Concerto No. 14 in E major, K. 449 (1784) Piano Concerto No. 15 in B major, K. 450 (1784) Piano Concerto No. 16 in D major, K. 451 (1784) Piano Concerto No. 17 in G major, K. 453 (1784) Piano Concerto No. 18 in B major, K. 456 (1784) Piano Concerto No. 19 in F major, K. 459 (1784) Piano Concerto No. 20 in D minor, K. 466 (1785) Piano Concerto No. 21 in C major, K. 467 (1785) Piano Concerto No. 22 in E major, K. 482 (1785) Piano Concerto No. 23 in A major, K. 488 (1786) Piano Concerto No. 24 in C minor, K. 491 (1786) Piano Concerto No. 25 in C major, K. 503 (1786) Piano Concerto No. 26 in D major, "Coronation", K. 537 (1788) Piano Concerto No. 27 in B major, K. 595 (1791) There are also two isolated rondos for piano and orchestra: Rondo for piano and orchestra in D major, K. 382 (1782) Rondo for piano and orchestra in A major, K. 386 (1782) The early arrangements are as follows: Piano Concerto No. 1 in F major, K. 37 (1767) Piano Concerto No. 2 in B major, K. 39 (1767) Piano Concerto No. 3 in D major, K. 40 (1767) Piano Concerto No. 4 in G major, K. 41