Wolfgang Amadeus Mozart and the Catholic Church minor (K. 427), written for the Salzburg visit of 1783, the motet "Ave verum corpus" (K. 618), written in Baden in 1791, and the Requiem mass (K. 626), left incomplete at Mozart's death. Research on paper types by Alan Tyson suggests that a number of works long thought to be Salzburg material actually may date from Mozart's late Vienna years. As Tyson notes, this would make sense since Mozart was at the time engaged in a (successful) campaign to be appointed as the designated successor to Leopold Hofmann in the Kapellmeister position at St. Stephen's Cathedral. Wolfgang Amadeus Mozart and
Wolfgang Amadeus Mozart his father was pursuing opportunities of employment for him in Salzburg. With the support of the local nobility, Mozart was offered a post as court organist and concertmaster. The annual salary was 450 florins, but he was reluctant to accept. By that time, relations between Grimm and Mozart had cooled, and Mozart moved out. After leaving Paris in September 1778 for Strasbourg, he lingered in Mannheim and Munich, still hoping to obtain an appointment outside Salzburg. In Munich, he again encountered Aloysia, now a very successful singer, but she was no longer interested in him. Mozart finally returned to Salzburg