Issued and averred by the office of the IMPERIAL CROWN       LIBER I. PRAEFATIO ET RATIONE GENERALI LEGIS Titulus I. Prooemium, the Preface. Titulus II. Iura Caii, the Rights of Caius. Titulus III. de Ratione Generali Legis, of General Prescriptions of Law.   LIBER II. LEX IMMUTABILIS Introduction  Firstly, de Rebus Generalibus, and after; Titulus I. de Potestate Coronae, of the Crown. Titulus II. de Potestate Consilium