- A Lecture on Ethics (1929)
- "Language-games" from Philosophical Investigations
- Preface
- Proposition 2
- Proposition 3
- Proposition 4
- Proposition 5
- Proposition 6
- Proposition 7
- Some Remarks on Logical Form
- Tractatus Logico-Philosophicus (Introduction) (Ft. Bertrand Russell)
- Tractatus Logico-Philosophicus (Proposition 1)