( 1) by Edward Bateson 1895 A history of Northumberland, volume two : the parishes of Embleton, Ellingham, Howick, Long Houghton and Lesbury
A history of Northumberland15 vols (1893-1940) vol.2 Page(s)190-91
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( 2) Vertical aerial photograph reference number
APs (RAF 1066/Scot./UK 16. No.5229-30 15.4.46)
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( 3) Field Investigators Comments
F1 ECW 09-MAY-67
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( 4a) Aerial photograph
AP (XS/291-2 RCAMSAP 1976)
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( 4) Externally held archive reference
RCAHMS NMR Archive Card
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(5) Dodds, JF 1999 Bastions and Belligerents: Medieval Strongholds in Northumberland
Page(s)30-1
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(6) David J Cathcart King 1983 Castellarium anglicanum : an index and bibliography of the castles in England, Wales and the Islands. Volume II : Norfolk-Yorkshire and the islands
Page(s)351
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