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
A Catalogue of Books Printed in the Fifteenth Century now in the Bodleian Library 1992 to 1999, Jensen headed the cataloguing team; he was succeeded by Alan Coates who headed the project from 2000 to its completion, during which time Jensen served as a consultant. Bod-inc. was published in the 400th anniversary year of the publication of the first catalogue of the Bodleian Library in 1605. The aims of Bod-inc. are summarized in the catalogue's introduction: Bod-inc. is divided into six volumes: A Catalogue of Books Printed in the Fifteenth Century now in the Bodleian Library A Catalogue of Books Printed in the Fifteenth Century now in the Bodleian Library (cited as Bod-inc.) is