Commentaries on the Laws of England
The Commentaries on the Laws of England, commonly known by the informal name Blackstone's Commentaries, is an influential 18th-century treatise on the common law of England by Sir William Blackstone, originally published by the Clarendon Press at Oxford between 1765 and 1769. The work is divided into four volumes, on the rights of persons, the rights of things, of private wrongs and of public wrongs.
Source: Wikipedia — Commentaries on the Laws of England (CC BY-SA 4.0)