Classic Books on Singing

• Tosi, Pier Francesco (1723). Observations on the Florid Song. (another link)
• Mancini, Giambattista (1777). Practical Reflections of the Figurative Art of Singing.
• García I, Manuel (1820). Exercises and Method for Singing.
• Vaccai, Nicola (1832). Practical Vocal Method.
• García II, Manuel (1840-47). Memoir on the Human Voice (1840) / Complete Treatise on the Art of Singing: part 1 (1841); part 2 (1847). (alternative link)
• García II, Manuel (1856). New Treatise on the Art of Singing.
• García II, Manuel (1894). Hints on singing.
• Lamperti, Francesco (1877). The Art of Singing.
• Stockhausen, Julius (1884). Method of Singing.
• Marchesi, Mathilde (1887). A Theoretical and Practical Vocal Method, Op. 31.
• Lamperti, Giovanni Battista (1905). The Technics of Bel Canto.
• Lehmann, Lilli (1914). How to Sing.

Voice Training, Vocal Methods and Vocalises

• Marchesi, Mathilde (1887). A Theoretical and Practical Vocal Method, Op. 31.
• Marchesi, Mathilde (). The Art of Singing, Op. 21.
• Marchesi, Mathilde (). Elementary Progressive Exercises for the Voice, Op. 1.
• Marchesi, Mathilde (). 24 Vocalises for Soprano or Mezzo-Soprano, Op. 2.
• Marchesi, Mathilde (). 24 Vocalises for Soprano, Op. 3.
• Marchesi, Salvatore (). 20 Elementary Vocalises, Op. 15.
• Lehmann, Lilli (1914). How to Sing.
• Lamperti, Giovanni Battista (1905). The Technics of Bel Canto.
• Lamperti, Giovanni Battista (). 29 Preparatory Vocalises for Alto.
• Lamperti, Giovanni Battista (). 30 Preparatory Vocalises for Soprano.
• Lamperti, Francesco (1877). The Art of Singing.
• García II, Manuel (1894). Hints on singing.

• Vaccai, Nicola (1832). Practical Vocal Method.
• Lamperti, Francesco (1877). The Art of Singing.
• Panofka, Heinrich (). 24 Progressive Vocalises, Op. 85.
• Panofka, Heinrich (). 24 Vocalises, Op. 81.
• Concone, Giuseppe (). 50 Lessons, Op. 9.
• Rubini, Giovanni Battista (). 12 Lessons in Modern Singing for Tenor or Soprano.
• Rossini, Gioachino (). Gorgheggi e Solfeggi.
• Concone, Giuseppe (). 25 Lessons, Op. 10: a continuation of the 50 Lessons.
• Concone, Giuseppe (). 30 Daily Exercises, Op. 11: a continuation of the 50 Lessons.
• Concone, Giuseppe (). 40 Lessons for Contralto or Bass, Op. 17.

• Concone, Giuseppe (). 15 Vocalises, Op. 12: finishing studies.
• Viardot, Pauline (). An Hour of Study.
• Bordogni, Marco (). 36 Vocalises.
• Panofka, Heinrich (1867). 12 Vocalises d'artiste, Op. 86.
• Lamperti, Francesco (). Studies in Bravura.

Music Theory

• Music Theory.net.