( 1) Ordnance Survey Map (Scale / Date)
OS 6" 1937-9/1947
|
(2) Sir Charles Peers 1948 Berkhamsted Castle : Hertfordshire
|
( 3) Externally held archive reference
Stukeley, W., Itinerarium Curiosum, or an Account of the Antiquitys and remarkable Curiositys in Nature or Art, observ'd in Travels thro' Great Britain, London: William Stukepey, 1724 Page(s)104
|
(4) Field Investigators Comments
FGA F1 20-MAR 1968
|
(5) edited by William Page, F.S.A. 1914 The Victoria history of the county of Hertford, volume four
The Victoria history of the counties of England Page(s)150
|
( 6) St. Albans & Hertfordshire Architectural and Archaeological Society and East Hertfordshire Archaeological Society Hertfordshire archaeology
(P.E. Curnow) 2, 1970 Page(s)66-71
|
( 7) by Department of the Environment, Ancient Monuments and Historic Buildings London 1978 List of ancient monuments in England: Volume 1, Northern England; Volume 2, Southern England; Volume 3, East Anglia and the Midlands
III Page(s)52
|
( 8) General reference
HBMC 2 1984
|
( 9) by Geo T Clark 1884 Medieval military architecture in England. Volume 1
Page(s)223-8
|
(10) 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)219
|
(11) Scheduled Monument Notification
16-NOV-1992
|
(12) English Heritage 1998 The English Heritage visitors' handbook 1998-99
Page(s)105
|
(13) edited by Peter Furtado et al 1988 Ordnance Survey guide to castles in Britain
Page(s)152
|
(14) by Paul Martin Remfry 1995 Berkhamsted Castle, 1066-1495
|
(15) R Allen Brown, H M Colvin and A J Taylor 1963 The history of the King's Works, volume 2 : the Middle Ages
Page(s)561-563
|
(16) 2009 English Heritage Visitor Handbook 2009/10
Page(s)135
|