Amberley. Clarkson, G. A. (Sussex Arch. Coll., xvii. 185-339).
Arundel. Clark, i. 195-203.
Auckland. Rev. J. F. Hodgson (Archaeologia Æliana, xix. 89-92).
Aydon. Knowles, W. H. (Archaeologia, lvi. 78-88). See also [Bates], Border Holds.
Bamburgh. [Bates], Border Holds; Clark, G. T. (Archaeol. Journal, xlvi. 93-113).
Barnard Castle. Clark, i. 204-13.
Beaumaris. Clark, i. 213-17.
Belsay. Bates, Border Holds.
—— Middleton, Sir Arthur E., Bart. An account of Belsay castle (privately printed). Newcastle-on-Tyne, 1910.
Berkeley. Clark, i. 228-39.