1Introduction
8Chapter 6: The 20th-Century Challenge
2Prologue
9Chapter 7: Alternative Identities
3Chapter 1: The Apprentice and the Master
10Chapter 8: Melzi's Devotion
4Chapter 2: The Renaissance Man Takes Flight
11Chapter 9: Other Portraits and Likenesses
5Chapter 3: The Art of Illusion, Sfumato and Beyond
12Chapter 10: The Enduring Legacy of an Undefinable Face
6Chapter 4: The Red Chalk Enigma Unveiled
13Epilogue
7Chapter 5: 9th-Century Attribution
