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Harris 1980, pp. 65, 68 Harris, Edward C. (1980). "Archaeological Investigations at Sandgate Castle, Kent, 1976-9". Post-Medieval Archaeology. 14: 53–88. doi:10.1179/pma.1980.003.
Harris 1980, p. 66 Harris, Edward C. (1980). "Archaeological Investigations at Sandgate Castle, Kent, 1976-9". Post-Medieval Archaeology. 14: 53–88. doi:10.1179/pma.1980.003.
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Tapete et al. 2013, p. 456; Rutton 1893, p. 253; Harris 1980, p. 54 Tapete, Deodato; Bromhead, Edward; Ibsen, Maia; Casagli, Nicola (2013). "Coastal Erosion and Landsliding Impact on Historic Sites in SE Britain". In Margottini, Claudio; Canuti, Paolo; Sassa, Kyoji (eds.). Landslide Science and Practice: Volume 6, Risk Assessment, Management and Migitation edited by Claudio Margottini, Paolo Canuti, Kyoji Sassa. Heidelberg, Germany: Springer. pp. 451–458. ISBN9783642313196. Rutton, W. L. (1893). "Sandgate Castle, AD 1539–40". Archaeologia Cantiana. 20: 228–257. Harris, Edward C. (1980). "Archaeological Investigations at Sandgate Castle, Kent, 1976-9". Post-Medieval Archaeology. 14: 53–88. doi:10.1179/pma.1980.003.
Rutton 1893, p. 253; Harris 1980, p. 54 Rutton, W. L. (1893). "Sandgate Castle, AD 1539–40". Archaeologia Cantiana. 20: 228–257. Harris, Edward C. (1980). "Archaeological Investigations at Sandgate Castle, Kent, 1976-9". Post-Medieval Archaeology. 14: 53–88. doi:10.1179/pma.1980.003.
Tapete et al. 2013, p. 456; Harris 1980, p. 54 Tapete, Deodato; Bromhead, Edward; Ibsen, Maia; Casagli, Nicola (2013). "Coastal Erosion and Landsliding Impact on Historic Sites in SE Britain". In Margottini, Claudio; Canuti, Paolo; Sassa, Kyoji (eds.). Landslide Science and Practice: Volume 6, Risk Assessment, Management and Migitation edited by Claudio Margottini, Paolo Canuti, Kyoji Sassa. Heidelberg, Germany: Springer. pp. 451–458. ISBN9783642313196. Harris, Edward C. (1980). "Archaeological Investigations at Sandgate Castle, Kent, 1976-9". Post-Medieval Archaeology. 14: 53–88. doi:10.1179/pma.1980.003.
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Rutton 1895, p. 248; Tomlinson 1973, p. 6 Rutton, W. L. (1895). "Sandgate Castle". Archaeologia Cantiana. 21: 244–259. Tomlinson, Howard (1973). "The Ordnance Office and the King's Forts, 1660–1714". Architectural History. 1: 5–25. doi:10.2307/1568302. JSTOR1568302.
Rutton 1895, p. 251; Tomlinson 1973, p. 6 Rutton, W. L. (1895). "Sandgate Castle". Archaeologia Cantiana. 21: 244–259. Tomlinson, Howard (1973). "The Ordnance Office and the King's Forts, 1660–1714". Architectural History. 1: 5–25. doi:10.2307/1568302. JSTOR1568302.
Harrington 2007, p. 11; Walton 2010, p. 70 Harrington, Peter (2007). The Castles of Henry VIII. Oxford, UK: Osprey Publishing. ISBN9781472803801. Walton, Steven A. (2010). "State Building Through Building for the State: Foreign and Domestic Expertise in Tudor Fortification". Osiris. 25 (1): 66–84. doi:10.1086/657263. S2CID144384757.
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