References
- ArcHeritage. 2012. Assessment of W.J. Varley’s Excavations at Castle Hill, Almondbury, 1936 [sic]-1972. Unpublished assessment report 2012/28.
- ASWYAS. 1998. Castle Hill, Almondbury, West Yorkshire: Geophysical Survey. Rep. 604. Morley: Archaeological Services WYAS.
- ASWYAS. 2013. Geophysical Survey. Castle Hill, Almondbury, near Huddersfield. Rep. 2451. Morley: Archaeological Services WYAS.
- Avery, M. 1993. Hillfort Defences of Southern Britain. Vol. 2. British Archaeological Reports British Series 231. Oxford: Tempus Reparatum.
- Challis, A. J., and D. W. Harding. 1975. Later Prehistory from the Trent to the Tyne. 2 vols. British Archaeological Reports British Series 20. Oxford: BAR Publishing.
- Cumberpatch, C. G. 2019. “The Pottery.” In Castle Hill, Almondbury: Archaeological Trial Trenching in the “Annexe”, edited by I. Roberts, 23–7. Unpublished archive report. Huddersfield and District Archaeology Society.
- Cunliffe, B. 1974. Iron Age Communities in Britain. 1st ed. London: Routledge.
- Cunliffe, B. 1991. Iron Age Communities in Britain. 3rd ed. London: Routledge.
- Cunliffe, B. 2005. Iron Age Communities in Britain. 4th ed. London: Routledge.
- Environment Agency. 2015. LiDAR Composite Data (Digital Surface Model), National Archives. http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3
- Fossick, M. 1994. Castle Hill, Almondbury. Unpublished evaluation of the Site Archive stored at the Tolson Memorial Museum, Huddersfield, West Yorkshire.
- Harding, D. W., ed. 1976. Hillforts: Later Prehistoric Earthworks in Britain and Ireland. Oxford: Academic Press.
- Haselgrove, C., ed. 2016. Cartimandua’s Capital? The Late Iron Age Royal Site at Stanwick, North Yorkshire, Fieldwork and Analysis 1981–2011. Council for British Archaeology Research Report 175. Oxford: Oxbow Books.
- Roberts, I. 2019. Castle Hill, Almondbury: Archaeological Trial Trenching in the “Annexe.” Unpublished archive report, Huddersfield and District Archaeology Society.
- Royal Commission on the Historical Monuments of England. 1996. Castle Hill, Almondbury: Archaeological Survey Report, Parts 1 and 2. Unpublished report.
- Varley, W. J. 1939. Report of the First year’s Excavations, 1939. Unpublished report. Castle Hill, Almondbury: Excavation Committee.
- Varley, W. J. 1948. “The Hill-Forts of the Welsh Marches.” Archaeological Journal 105 (1): 41–66.
- Varley, W. J. 1973. Castle Hill, Almondbury. A Brief Guide to the Excavations 1939–1972. Unpublished MS, Kirklees Museums and Galleries (Tolson Museum) Archive.
- Varley, W. J. 1976. “A Summary of the Excavations at Castle Hill, Almondbury 1939-1972.” In Hillforts: Later Prehistoric Earthworks in Britain and Ireland, edited by D. W. Harding, 119–31, 402–7. Oxford: Academic Press.
- Varley, W. J. n.d. Draft Publication Report, Excavation Report File, Box 2, Cat. F1–5, 28–9, Kirklees Museums and Galleries (Tolson Museum).
- West Yorkshire Archaeological Advisory Service. 2014. Castle Hill, Almondbury: A Document Defining a Research Agenda and Minimum Standards for Excavation. Morley: West Yorkshire Archaeological Advisory Service.