Köchel catalogue son's earlier works; Mozart's catalogue of his own compositions (begun in February 1784 with K. 449) allows relatively precise dating of many of his later works. The catalogue included the opening bars of each piece, known as an incipit. Köchel divided the corpus into a main chronology of 626 works, and five appendices ("" in German, abbreviated to "Anh.") The appendices (Anh. I-V) included: Since Köchel published his original catalogue in 1863 (now referred to as K), the dating of Mozart's compositions has been subject to constant revision. Many more pieces have since been found, re-dated, re-attributed and re-numbered, requiring
Catalogues of classical compositions For example, Liszt's works are now known only by S numbers, from the catalogue by Humphrey Searle, which superseded that created by Peter Raabe, which used R numbers. Older catalogues are included for historiographic purposes. But there are exceptions to this, such as: The following incomplete list gives details of many of the catalogues and symbols that have been used, and in many cases are still in use. It is in author or composer order, but can be sorted in symbol order. Catalogues of classical compositions This article gives some details of the various catalogues of classical compositions that have