This section is from the book "The Law Of Contracts", by William Herbert Page. Also available from Amazon: Commercial Contracts: A Practical Guide to Deals, Contracts, Agreements and Promises.
Sec. 2. Characteristics of primitive law.
Sec. 4. Evolution of contract at Roman law.
Sec. 6. Methods of development of law.
Sec. 8. Contract at Anglo-Saxon law.
Sec. 9. The Norman Period. Sec. 10. Angevin Period - The Law of the court. Sec. 11. Land law supplementing gaps in contract law. Sec. 12. Contract at law of local courts and at law-merchant. Sec. 13. Contract at law of ecclesiastical courts. Sec. 14. Contract in early equity. Sec. 15. Early procedure as affecting contract law. Sec. 16. Ultimate triumph of law of king's courts. Sec. 17. Jurisdictional importance of writs. Sec. 18. Debt.
Sec. 26. Assumpsit ultimately separated from trespass on the case. Sec. 27. Genuine implied contract originally unenforceable directly in king's courts. Sec. 28. Genuine implied contract a legal but unenforceable right. •
Sec. 29. Genuine implied contracts in equity. Sec. 30. Recognition of genuine implied contracts by king's courts. Sec. 31. Development of quasi-contract. Sec. 32. Contract at modern law. Sec. 33. The period of codification.