46 ([return])
[ Curiously enough this very motif has become a type for a long list of overtures and symphonies by Mozart's immediate successors, and may even be recognised in Beethoven's first symphony and Prometheus overture.]
47 ([return])
[ The second air (8) is apparently of later composition, for it is not included in the consecutive numbering, and the score is written on the same paper as the march (3), the obbligato recitative, and the overture, all composed after the completion of the other pieces, which are written on one kind of paper.]
48 ([return])
[ Seyfried, Càcilia, XX., p. 193.]
49 ([return])
[ The second air (17), with Mazzola's words, was inserted subsequently, and numbered 13 1/2.]
50 ([return])
[ The ritomello is added on a separate page by a copyist; so is the concluding ritornello. Probably the air originally passed into an accompanied recitative for Titus, which is not preserved.]