COTTRAU MANUSCRIPTS. Vol. IV A-D. 'La Lega Lombarda', opera in three acts; 1907. Autograph. Libretto by [the composer?]. First performed at the Teatro Quirino, Rome, 1907. Published, in vocal score, by C. F. Leede, Leipzig, n.d. See 50272 D.
COTTRAU MANUSCRIPTS. Vols. V, VI. 'Cordelia (Re Lear)', opera in two acts; 1913. Libretto after William Shakespeare. First performed in Padua, 1913. Published by the composer in vocal score, Rome, 1913. The published libretto, 50272 E, gives no author for the text, but the cover of G.691.j(19) in the Music Library lists among Cottrau's works a four-act opera, 'Le Roi Lear', to a libretto by Golisciani.
COTTRAU MANUSCRIPTS. Vol. VII A-G. 'Pericle Re di Tiro', opera in a prologue and four scenes; [1915?]. Libretto by the composer after William Shakespeare. Autograph. Full scores, except for 50268 B. Published, in vocal score, without the 'Sinfonia' or overture, Rome, n.d. Copies in the Music Library, press-mark H.1614.c, have autograph annotations.
COTTRAU MANUSCRIPTS. Vol. VIII A-G. 'Giovanna d'Arco', opera in four acts; bef. 1916. Libretto by [the composer?]. Copies. Published, in vocal score, Rome, 1926. For a libretto, Rome, 1924, see 50272 G. Incomplete vocal scores, with German and Italian text, published before the composer's death are in the Music Library, press-marks G.691.e(3) and (7), the latter with autograph corrections.
COTTRAU MANUSCRIPTS. Vol. XI A-M. Libretti, except where noted, of the operas; 1877-1924, n.d. Italian, unless otherwise indicated. Mostly printed. Folio, quarto and octavo.