Early in this period, he also began receiving occasional instruction from Antonio Salieri, primarily in Italian vocal composition style; this relationship persisted until at least 1802, and possibly as late as 1809.
Tidligt i denne periode begyndte han også at modtage undervisning af Antonio Salieri, primært i italiensk vokalkomposition; deres forhold varede i hvert fald til 1802, muligvis helt til 1809.