I Basic Types of Legal Position.- 1. From Bentham to Kanger.- 2. Symbols and Logical Rules.- 3. One-Agent Types.- 4. Individualistic Two-Agent Types.- 5. Collectivistic Two-Agent Types.- II Change of Position and Ranges of Legal Action.- 6. Traditions of Legal Power and a New Departure.- 7. Symbols and Logical Rules (Continued).- 8. The General Theory of Ranges of Legal Action.- 9. Commitment, Contract and Ranges of Legal Action.- Index of Names.- Index of Subjects.