Sabine Frommel is the chair of Renaissance art history at the École Pratique des Hautes Études-PSL (Paris, Sciences et Lettres University), since 2003. Her research addresses the great architects of the Italian Renaissance, evolution of typologies, architectural languages, and migratory processes in Europe.Jean Guillaume was professor emeritus of Renaissance art history at the Sorbonne in Paris. His research focused on Renaissance architecture in France and Italy, particularly in relation to French chateaux. Recently he was working on a monograph on the Louvre and the Tuilleries in the sixteenth century.

• PrefaceList of Figures1 Leonardo and His PatronsSabine Frommel1 A Silent Dialogue: Lorenzo the Magnificent2 Leonardo at the Court of Lodovico Sforza3 The “prestantissimo et delectissimo familiare architecto et ingegnero generale” of Cesare Borgia4 Representatives of the King of France in Milan: Charles d’Amboise and Gian Giacomo Trivulzio5 At the Court of LeoX6 At the Court of FrancisI2 The Painted ArchitectureSabine Frommel1 From the Annunciation (Uffizi) to the Last Supper (Santa Maria delle Grazie)2 Architectural Drawings for Potential Paintings and Stage Designs3 The tiburio of Milan CathedralJean Guillaume1 The Structure of the tiburio2 The Exterior Appearance: The Dome Preferred to the tiburio3 A Two-Domed Structure4 The Central-Plan ChurchJean Guillaume1 Plan Types2 Plans Expressed in Volumes3 Elevations4 A Church Façade5 Leonardo and the Religious Architecture of the Renaissance5 Funerary MonumentsSabine Frommel1 The Project for a Mausoleum2 The Funerary Monument of Gian Giacomo Trivulzio6 Urban Reconstruction and the Ideal CitySabine Frommel1 Contemporary Research on the New Form of the City: Imagined Space and the Treatise2 Urban Reconstruction Projects in Milan: Functionality and Political Strategy3 From the Medici to FrancisI: 1512–15194 A Different Method: Giuliano da Sangallo7 FortificationsSabine Frommel1 Drawings of Defensive Structures during the First Milanese Sojourn2 Leonardo “architetto e ingenere generale” of Cesare Borgia3 Projects since 1503: Again the Fortress of Piombino and the Second Sojourn in Milan4 Leonardo’s Approach8 Palaces and VillasSabine Frommel1 Projects Linked to Specific Sites and Programs2 The Country House of a Rich Landowner3 The Villa of Charles d’Amboise4 Villa Melzi5 The Ideal Projects of Palaces and Villas with a Central Plan6 The Façades9 The Staircase with Several AscentsJean Guillaume10 Architectural Language: The Use of OrdersJean Guillaume11 Theatrical Architecture, Festivals, and Ephemeral Constructions in Leonardo’s WorkSara Taglialagamba1 Mechanical Paradises2 Entertainment: Animated Forms and “Marvelous” Works3 In the Service of the French12 Leonardo and Antique Architecture: A Versatile DialogueSabine Frommel1 Assimilation of the Pantheon2 Variations on the tholos3 Thoughts on the Villa Inspired by Antiquity4 Adoptions of More Complex Modalities Derived from Antique Origins13 Leonardo, His Contemporaries and His LegacySabine Frommel1 From Florence to Milan: The Expanding References2 The Three Sojourns of Leonardo in Rome: Bramante and New Challenges3 Filarete, Francesco di Giorgio, Leonardo da Vinci, and Baldassarre Peruzzi4 The Florentines’ Network5 Nachleben in the Drawing of the Codex Chlumzcanzky and in Serlio’s Treatise14 Leonardo in FranceJean Guillaume1 Romorantin2 Chambord15 Leonardo’s SingularityJean Guillaume16 Leonardo the Architect?Sabine Frommel1 Is There a “Leonardo Method”?2 From Inclinations to PrinciplesBibliographyIndex

Sabine Frommel is the chair of Renaissance art history at the École Pratique des Hautes Études-PSL (Paris, Sciences et Lettres University), since 2003. Her research addresses the great architects of the Italian Renaissance, evolution of typologies, architectural languages, and migratory processes in Europe.Jean Guillaume was professor emeritus of Renaissance art history at the Sorbonne in Paris. His research focused on Renaissance architecture in France and Italy, particularly in relation to French chateaux. Recently he was working on a monograph on the Louvre and the Tuilleries in the sixteenth century.

• PrefaceList of Figures1 Leonardo and His PatronsSabine Frommel1 A Silent Dialogue: Lorenzo the Magnificent2 Leonardo at the Court of Lodovico Sforza3 The “prestantissimo et delectissimo familiare architecto et ingegnero generale” of Cesare Borgia4 Representatives of the King of France in Milan: Charles d’Amboise and Gian Giacomo Trivulzio5 At the Court of LeoX6 At the Court of FrancisI2 The Painted ArchitectureSabine Frommel1 From the Annunciation (Uffizi) to the Last Supper (Santa Maria delle Grazie)2 Architectural Drawings for Potential Paintings and Stage Designs3 The tiburio of Milan CathedralJean Guillaume1 The Structure of the tiburio2 The Exterior Appearance: The Dome Preferred to the tiburio3 A Two-Domed Structure4 The Central-Plan ChurchJean Guillaume1 Plan Types2 Plans Expressed in Volumes3 Elevations4 A Church Façade5 Leonardo and the Religious Architecture of the Renaissance5 Funerary MonumentsSabine Frommel1 The Project for a Mausoleum2 The Funerary Monument of Gian Giacomo Trivulzio6 Urban Reconstruction and the Ideal CitySabine Frommel1 Contemporary Research on the New Form of the City: Imagined Space and the Treatise2 Urban Reconstruction Projects in Milan: Functionality and Political Strategy3 From the Medici to FrancisI: 1512–15194 A Different Method: Giuliano da Sangallo7 FortificationsSabine Frommel1 Drawings of Defensive Structures during the First Milanese Sojourn2 Leonardo “architetto e ingenere generale” of Cesare Borgia3 Projects since 1503: Again the Fortress of Piombino and the Second Sojourn in Milan4 Leonardo’s Approach8 Palaces and VillasSabine Frommel1 Projects Linked to Specific Sites and Programs2 The Country House of a Rich Landowner3 The Villa of Charles d’Amboise4 Villa Melzi5 The Ideal Projects of Palaces and Villas with a Central Plan6 The Façades9 The Staircase with Several AscentsJean Guillaume10 Architectural Language: The Use of OrdersJean Guillaume11 Theatrical Architecture, Festivals, and Ephemeral Constructions in Leonardo’s WorkSara Taglialagamba1 Mechanical Paradises2 Entertainment: Animated Forms and “Marvelous” Works3 In the Service of the French12 Leonardo and Antique Architecture: A Versatile DialogueSabine Frommel1 Assimilation of the Pantheon2 Variations on the tholos3 Thoughts on the Villa Inspired by Antiquity4 Adoptions of More Complex Modalities Derived from Antique Origins13 Leonardo, His Contemporaries and His LegacySabine Frommel1 From Florence to Milan: The Expanding References2 The Three Sojourns of Leonardo in Rome: Bramante and New Challenges3 Filarete, Francesco di Giorgio, Leonardo da Vinci, and Baldassarre Peruzzi4 The Florentines’ Network5 Nachleben in the Drawing of the Codex Chlumzcanzky and in Serlio’s Treatise14 Leonardo in FranceJean Guillaume1 Romorantin2 Chambord15 Leonardo’s SingularityJean Guillaume16 Leonardo the Architect?Sabine Frommel1 Is There a “Leonardo Method”?2 From Inclinations to PrinciplesBibliographyIndex