Note 126 — THE MINORITY OF HENRY III CHAPTER I THE WAR WITH LOUIS 1216–1217
Reading edition
Hist. G. le Mar., ll. 16003–10. The place is there called Rovcestre, but there can be no doubt Porchester is meant; we know from the Close Roll, vol. i. p. 301 b, that the siege of Porchester was begun before 20th March.