( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1955
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( 2) Oral information, correspondence (not archived) or staff comments
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( 3) Transactions of the Bristol and Gloucestershire Archaeological Society
(W.St.Clair Baddeley) 50 - 1928 Page(s)28
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(4) by David J Cathcart King 1983 Castellarium anglicanum : an index and bibliography of the castles in England, Wales and the islands. Volume I : Anglesey - Montgomery
Page(s)185
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