69 ([return])
[ Sonnenfels, Briefe IIb. d. Wien. Schaubühne (Ges. Schr., V., p. 155; Hiller, Wöch. Nachr., 1768, p. 127). Riedel, Ueber die Musik des Ritter Gluck, p. IX.]
70 ([return])
[ Allgem. deutsche Bibl., X., 2 p. 31. Nicolai, Reise, IV., p. 529. Reichardt relates (A. M. Z., XV., p. 612; Schletteier Reichardt, I., p. 264) that the King afterwards expressed himself in violent terms against Gluck. Cf. A. M. Z., III., p. 187.]
71 ([return])
[ Agricola criticised "Alceste" in the Allgem. deutschen Bibliothek (X., 2 p. 29, XIV., 1 p. 3; also in Forkel's Musik. Krit. Bibl., I., p. 174) in a pedantic, trivial spirit, but not ill-naturedly.]
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[ Calsabigi says that he wrote the libretti for "Semiramide" and "Iperm-nestra" on Gluck's commission, and they were afterwards taken as the foundation of Salieri's "Danaides" (Cramer, Magaz. d. Mus., I., p. 366; N. Ztschr, f. Mus. LIX., p. 42).]
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[ This is correctly put forward by Marx ( Musik des neunzehnten Jahr-hunderts, p. 84).]