Recueil des Historiens des Croisades. Assises du Royaume de Jérusalem. T. 1, Loi. Premiere Parie Assises de la Haute Cour.

The Recueil des Historiens des Croisades (trans: Collection of the Historians of the Crusades) is a major collection of several thousand medieval documents written during the Crusades. The documents were collected and published in Paris in the late 19th century, and include documents in Latin, Greek, Arabic, Old French, and Armenian. The documents cover the entire period of the Crusades, and are frequently cited in scholarly works, as a way of locating a specific document. When being quoted in citations, the collection is often abbreviated as RHC or R.H.C..
Under the title of Assises of Jerusalem, are to be found collected, the laws, statues, usage and customs, given to the Kingdom of Jerusalem, by Geoffrey, Duke of Boulogne, in 1099.
The Kingdom of Jerusalem was founded by the Crusaders, who were chiefly French; but of whom, however, a great number belongs to other Christian countries. From this assemblage proceeded those laws, which have relation, more or less direct, with the legislation of the principal countries of Europe.
the book is divided into the following parts:
1- Assises de la Haute Cour.
II- Livre de Jean d’Ibelin.
III- Livre de Geoffrey le Tort.
IV- Livre de Jacques d’Iblin.
V- Livre de Philippe de Navarre.
VI- La Cled des Assises de la Haute Cour de royaume de Jerusalem et de Chypre.
VII- Le Livre au Roi.