13 ([return])
[ Goethe, XIX., p. 451. Briefw. m. Zelter, II., p. 19.]
14 ([return])
[ Goldoni, Mém., II., p. 305. Arteaga.]
15 ([return])
[ Arteaga, Rivol., c. 13, II., p. 298; Part II. p. 263. Manfredini, Difesa d. Mas. Mod., p. 194. Mattei, Rif. del Teatro vor Metastasio, Opp. III., p. 37.]
16 ([return])
[ Laborde, Essai, III., p. 198.]
17 ([return])
[ Arteaga, c. 15, III., p. 138; Part II., p. 409.]