Jérusalem continues the action of the First Crusade itself. It describes both the foundation of the Latin Kingdom of Jerusalem with the election of Godfrey of Bouillon as King and recounts the early struggle to defend the newly conquered territory.
Paris, Bibliothèque nationale, MS fr.12558 (vellum, xiiimed)
Nigel Thorp, ed. Chanson de Jérusalem. Tuscaloosa, Alabama: University of Alabama Press, 1992.
For bibliography and further info on the crusade cycle see: Arlima.