Note 713 — Chapter VII · THE CASTLES OF THE NORMANS IN ENGLAND (continued 2)
Reading edition
The building of stone keeps was generally spread over several years, as we learn from the Pipe Rolls. Richard I. built his celebrated keep of Chateau Gaillard in one year, but he himself regarded this as an architectural feat. “Estne bella, filia mea de uno anno,” he said in delight.