Songs by Ludwig Feuerbach
- Das Wesen der Religion Kapitel 1
- Das Wesen der Religion Kapitel 2
- Das Wesen der Religion Kapitel 3
- Das Wesen der Religion Kapitel 4
- Principles of Philosophy of the Future Part I: History of Modern Philosophy
- Principles of Philosophy of the Future Part II: Critique of Hegel
- Principles of the Philosophy of the Future Part III: Principles of the New Philosophy