Symphony, K. 98 (Mozart) the following movements: In Vienna, an unknown person (possibly Franz Lorenz) compiled a ""Sistematisch-Thematisches Verzeichnis der sämtlichen Compositionen von Wolfgang Amadeus Mozart" ("Systematic Thematic Catalogue of all composition by Wolfgang Amadeus Mozart"). A pencil note "1771 Milan Nov" can be found for K. 98. Ludwig Ritter von Köchel, who only knew the work in an arrangement for two pianos, considered the work authentic and included it into the first edition of the Köchel catalogue. Wyzewa and Saint-Foix did not doubt the work's authenticity, but believed that Mozart only sketched the symphony and did not write it out completely. In his
Wolfgang Amadeus Mozart of "Ascanio in Alba" (1771) and "Lucio Silla" (1772). Leopold hoped that these visits would result in a professional appointment for his son, and indeed ruling Archduke Ferdinand contemplated hiring Mozart but owing to his mother Empress Maria Theresa's reluctance to employ "useless people", the matter was dropped and Leopold's hopes were never realized. Toward the end of the journey, Mozart wrote the solo motet "Exsultate, jubilate", K. 165. After finally returning with his father from Italy on 13 March 1773, Mozart was employed as a court musician by the ruler of Salzburg, Prince-Archbishop Hieronymus Colloredo. The composer had a