Books in Opera (sorted alphabetically)
- Madame Flirt Charles Edward Pearce
- Manon Lescaut (French) abbé Prévost
- M'appari - Martha (Italian)
- Mariage de Loti (French) Pierre Loti
- Martha; or, The Fair at Richmond
- Mary Stuart: A Tragedy Friedrich Schiller
- Mithridate (French) Jean Racine
- Muette de Portici: Opéra en cinq actes (French)
- New version of Les contes d'Hoffmann (The tales of Hoffman) (French) Jacques Offenbach
- Oberon (German) Christoph Martin Wieland
- Old Scores and New Readings: Discussions on Music & Certain Musicians John F. Runciman
- Opera R. A. Streatfeild
- Operas Every Child Should Know Mary Schell Hoke Bacon
- Opera Stories from Wagner Florence Akin
- Pamela, or Virtue Rewarded Samuel Richardson
- Parody on Iolanthe D. Dalziel
- Parody on Patience D. Dalziel
- Parody on Princess Ida D. Dalziel
- Parsifal Richard Wagner and Oliver Huckel
- Parsifal: Story and Analysis of Wagner's Great Opera H. R. Haweis
- Pélléas and Mélisande; Alladine and Palomides; Home Maurice Maeterlinck
- Perfect Wagnerite: A Commentary on the Niblung's Ring Bernard Shaw
- Phantom of the Opera Gaston Leroux
- Pietro Mascagni, con nota delle opere e ritratto (Italian) Giannotto Bastianelli
- Queen Of Spades Aleksandr Sergeevich Pushkin