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
Japan Photographic Society (19th century) its main sponsor, Kajima Seibei. A later organization with the same name is unrelated. Japan Photographic Society (19th century) The was a Tokyo-based organization of photographers founded in 1889 that continued until the closing years of the nineteenth century. The JPS started as Japan's first organization for amateur photographers, although professionals later joined as well. Of the fifty-six founding members, twenty-four were foreigners, and among these W. K. Burton served as secretary. The JPS arranged various photographic activities: criticism, modeling sessions, exhibitions and so forth. The members' works were published in the magazine "Shashin Shinpō." The society seems to have