( 1) Ordnance Survey Map (Scale / Date)
OS 6" map 1923
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( 2) General reference
Boyle, J R, 1892. County of Durham (478)
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( 3) edited by William Page 1905 The Victoria history of the county of Durham, volume one
The Victoria history of the counties of England Victoria County History Durham 1 1905 359 plan Page(s)359
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( 4) General reference
Surtees, R, 1816. History of Durham 1 (123)
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( 5) The buildings of England
Pevsner, N, 1953. Buildings of England: Co Durham (181) Page(s)181
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( 6) Field Investigators Comments
F1 JHOstridge/22-SEP-1954/OS Archaeology Division Field Investigator
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( 7) Field Investigators Comments
F2 ISSainsbury/21-APR-1980/OS Archaeology Division Field Investigator
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( 8) General reference
DOE (IAM) AMs Record Form Eng 9-MAR-1967
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(9) Field Investigators Comments
Mark Bowden/12-AUG-1991/RCHME: Durham SAMs Project
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(9a) General reference
Clack, P 1980 Typescript report on fieldwork in Ludworth 1978 North-East Archaeol Unit
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(9b) by Nikolaus Pevsner ; revised by Elizabeth Williamson 1983 County Durham
The buildings of England Pevsner, N and Williamson, E, 1983 County Durham Harmondsworth Penguin Books (357) Page(s)357
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(10) Field Investigators Comments
Colin Lofthouse/MAR-1992/RCHME: Ludworth Tower Survey
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(10a) Aerial photograph
AP: BKS UO47112
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(11) Vertical aerial photograph reference number
RAF CPE/UK/1841 4020 13-Nov-1946
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