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
19th Century Drinking Horn 19th Century Drinking Horn On display in the Art Institute of Chicago, in the African Art and Indian Art of the Americas, is a 19th-century drinking horn. Originally from the Kuba Kingdom, the drinking horn is made out of wood, iron, and copper alloy. Drinking horns were usually a gift to the friends and family of kings or given to a warrior. The Kuba Kingdom, founded in the 17th century, is located in the Democratic Republic of Congo. It held nine provinces and chiefdoms were a part of that society. They were surrounded by other tribes such as the Yaka,