Emilio de' Cavalieri, «Gentiluomo romano». His life and letters,

I. The Roman Family De’ Cavalieri ~ II. The Immediate Family (The Father Tommaso and Michelangelo Buonarroti - The Nephews and Nieces) ~ III. Cavalieri in Rome and Florence. Correspondence and Conclaves ~ IV. Cavalieri as Superintendent of all the Arts and Crafts in Florence ~ V. Cavalieri and Organ Building (Instruments for Rome, Florence, Pratolino, and Pisa - Enharmonic Experiments) ~ VI. Music for Weddings at the Court of the Medici (Intermedi of 1589 - «Dialogo di Giunone e Minerva» 1600) ~ VII. The Earliest Operas: Cavalieri’s Three Pastorals, 1590-1595 ~ VIII. Liturgical Music: Lamentations and Responsories ~ IX. «Rappresentazione di Anima e Corpo» (The Holy Year 1600) - The Performance in the Oratory of Filippo Neri -The Dedication - The Libretto: Its Author and Editions - Antecedents of the Libretto - The Preface - The Composition) ~ Eight appendices (libretto, letters and documents, genealogy, addenda to previous books), three bibliographies, two indices.