Incoming Resources
- Music by Philip Glass, by Philip Glass ; edited and with supplemental material by Robert T. Jones
- The book of 101 opera librettos, complete original language texts with English translations, edited by Jessica M. MacMurray ; with plot summaries by Allison Brewster Franzetti
- Aida;, opera in four acts., Libretto by Antonio Ghislanzoni; English translation by Walter Ducloux
- The complete annotated Gilbert and Sullivan, introduced and edited by Ian Bradley
- Anima allegra, The joyous soul in 3 acts, founded on "Genio alegre" by Fratelli Quintero ; Italian version by Giuseppe Adami ; English version by R. H. Elkin ; music by Franco Vittadini
- Porgy and Bess, an opera in three acts, music by George Gershwin ; libretto by DuBose Heyward ; lyrics by DuBose Heyward and Ira Gershwin ; founded on the play "Porgy" by Dorthy and DuBose Heyward
- Evita, musical excerpts and complete libretto, music by Andrew Lloyd Webber ; lyrics by Tim Rice
- Asimov's annotated Gilbert & Sullivan, text by William Schwenck Gilbert ; notes by Isaac Asimov