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
Death of Wolfgang Amadeus Mozart life. Beyond the Salieri theory, other theories involving murder by poison have been put forth, blaming the Masons, Jews, or both. One such theory was the work of Mathilde Ludendorff, wife of the German general Erich Ludendorff. William Stafford (1991) describes such accounts as outlandish conspiracy theories, giving supporting reasons. Stafford (1991:56) described the effort to determine what disease killed Mozart: In the parish register, the entry concerning Mozart's death states he died of "severe miliary fever"; – "miliary" referring to the appearance of millet-sized bumps on the skin. This does not name the actual disease. Mozart had health problems