| # | Title | Artist | Rating | Length |
|---|
| 1 | Vol. 4: The Delights and Dangers of Ambiguity: "Every diminished seventh chord..." | Leonard Bernstein | | 1:23 |
| 2 | Vol. 4: The Delights and Dangers of Ambiguity: "Now the remarkable thing is..." | Leonard Bernstein | | 2:54 |
| 3 | Vol. 4: The Delights and Dangers of Ambiguity: "And this is what gives Tristan..." | Leonard Bernstein | | 2:54 |
| 4 | Tristan and Isolde: Prelude and Liebestod- orchestra:
- New York Philharmonic (on 1967-05-20)
- conductor:
- Leonard Bernstein (on 1967-05-20)
- recorded at:
- David Geffen Hall in Upper West Side, New York, New York, United States (on 1967-05-20)
- recording of:
- Tristan und Isolde: Prelude and Liebestod (on 1967-05-20)
- composer:
- Richard Wagner
- arrangement of:
- Excerpt from Tristan und Isolde, WWV 90: Akt III, Szene III. Liebestod. “Mild und leise wie er lächelt”
- arrangement of:
- Tristan und Isolde, WWV 90: Akt I, Vorspiel
- live recording of:
- Tristan und Isolde: Prelude and Liebestod
- composer:
- Richard Wagner
- arrangement of:
- Excerpt from Tristan und Isolde, WWV 90: Akt III, Szene III. Liebestod. “Mild und leise wie er lächelt”
- arrangement of:
- Tristan und Isolde, WWV 90: Akt I, Vorspiel
| Richard Wagner | | 19:05 |
| 5 | Vol. 4: The Delights and Dangers of Ambiguity: "That may be the slowest performance..." | Leonard Bernstein | | 2:25 |
| 6 | Vol. 4: The Delights and Dangers of Ambiguity: "But ultimately..." | Leonard Bernstein | | 1:38 |
| 7 | Vol. 4: The Delights and Dangers of Ambiguity: "Poetry has begun to show..." | Leonard Bernstein | | 1:41 |
| 8 | Vol. 4: The Delights and Dangers of Ambiguity: "And when Debussy..." | Leonard Bernstein | | 1:37 |
| 9 | Vol. 4: The Delights and Dangers of Ambiguity: "It's lovely, this dreaming..." | Leonard Bernstein | | 2:35 |
| 10 | Vol. 4: The Delights and Dangers of Ambiguity: "For example, do you remember..." | Leonard Bernstein | | 1:45 |
| 11 | Vol. 4: The Delights and Dangers of Ambiguity: "In fact, the ending of this piece..." | Leonard Bernstein | | 1:17 |
| 12 | Vol. 4: The Delights and Dangers of Ambiguity: "Let me show you briefly..." | Leonard Bernstein | | 2:07 |
| 13 | Vol. 4: The Delights and Dangers of Ambiguity: "This new episode that proceeds..." | Leonard Bernstein | | 1:24 |
| 14 | Vol. 4: The Delights and Dangers of Ambiguity: "For instance, hardly have we had time..." | Leonard Bernstein | | 2:29 |
| 15 | Vol. 4: The Delights and Dangers of Ambiguity: "Because the scale..." | Leonard Bernstein | | 1:53 |
| 16 | Vol. 4: The Delights and Dangers of Ambiguity: "It's almost exactly what happens..." | Leonard Bernstein | | 1:51 |
| 17 | Vol. 4: The Delights and Dangers of Ambiguity: "Literally translated..." | Leonard Bernstein | | 1:35 |
| 18 | Vol. 4: The Delights and Dangers of Ambiguity: "But notice, too, that the example..." | Leonard Bernstein | | 1:34 |
| 19 | Vol. 4: The Delights and Dangers of Ambiguity: "Both works have definitive beginnings..." | Leonard Bernstein | | 1:32 |
| 20 | Vol. 4: The Delights and Dangers of Ambiguity: "Listen as I play..." | Leonard Bernstein | | 1:51 |
| 21 | Prélude à l'après-midi d'un faune, l.86 | Claude Debussy | | 10:25 |
| 22 | Vol. 4: The Delights and Dangers of Ambiguity: "Some crazy modern music..." | Leonard Bernstein | | 1:04 |