Retreat of the Late Pliocene and Lower Pleistocene Crag sea BOWEN, D.Q. (ed.) (1999) A Revised Correlation of Quaternary Deposits in the British Isles. Special Report No. 23. The Geological Society, London. 174 pp. BRIDGLAND, D.R. (1985) Uniclinal shifting: a speculative reappraisal; based on terrace distribution in the London Basin. Quaternary Newsletter 47: 26-33. BRIDGLAND, D.R. (1988) The Pleistocene fluvial stratigraphy and palaeogeography of Essex. Proceedings of the Geologists' Association 99: 291-314. BRIDGLAND, D.R, (1994) Quaternaiy of the Thames. Geological Conservation Review Series 7. Chapman and Hall, London. 441pp. BRIDGLAND, D.R, (1995) The Quaternary sequence of the eastern Thames basin: problems of correlation. In : Bridgland, D R, Allen, P and Haggart, B A. (eds), The Quaternary of the Lower Reaches of the Thames. Field Guide. Quaternary Research Association, Durham. Pp. 35-52. BRIDGLAND, D.R. (1999) 'Wealden rivers' north of the Thames: a provenance study based on gravel clast analysis. Proceedings of the Geologists' Association 110: 133-148. BRIDGLAND, D.R. (2000) River terrace systems in north-west Europe: an archive of environmental change, uplift and early human occupation. Quaternary Science Reviews 19: 1293-1303. BRIDGLAND, D.R & ALLEN, P, (1996) A revised model for terrace formation and its significance for the early Middle Pleistocene terrace aggradations of north-east Essex, England. In : Turner, C. (ed..), The Early Middle Pleistocene in Europe. Balkema, Rotterdam. Pp. 121-134. BRISTOW, C.R. (1983) The stratigraphy and structure of the Crag of mid-Suffolk, England. Proceedings of the Geologists' Association 94: 1-12. CLARKE, M.R. & AUTON, CA. (1982) The Pleistocene depositional history of the Norfolk-Suffolk borderlands. Report of the Institute of Geological Sciences 82/1: 39-42. CURRY, D. (1992) Tertiary. In : Duff, P.McL.D. & Smith, A.J. (eds), Geology ofEnglandand Wales. Geological Society of London, London. Pp 389-411. FUNNELL, B.M. (1972) The history of the North Sea. Bulletin of the Geological Society ojNorfolk 21: 2- 10. FUNNELL, B.M. (1995) Global sea-level and the (pen-)insularity of late Cenozoic Britain. In: Preece, R.C. (ed.), Island Britain, A Quaternary Perspective. Special Publication No. 96. The Geological Society, London. Pp. 3-13. FUNNELL, B.M. (1996) Plio-Pleistocene palaeogeography of the southern North Sea basin (3.75-0.60 Ma). Quaternary Science Reviews 15: 391-405. GIBBARD, P.L. (1979) Middle Pleistocene drainage in the Thames Valley. Geological Magazine 116: 35- 44. GIBBARD. P.L. (1982) Terrace stratigraphy and drainage history of the plateau gravel sof north Surrey, south Berkshire Lind north Hampshire, England. Proceedings of the Geologists 'Association 93:369- 384. GIBBARD P.L. (1985) The Pleistocene History of the Middle Thames Valley. Cambridge University Press, Cambridge. 155pp. GIBBARD. P.L, AALTO, M.M., COOPE, G.R, CURRANT A.P, McGLADE, J.M, PEGLAR, S.M, PREECE, R.C., TURNER, C, WHITEMAN, CA. & WRAYTON, R.C. (1996) Early Pleistocene fossiliferous sediments in the Kesgrave Formation at Broomfield, Essex, England. In: Turner, C (ed.), The Early Middle Pleistocene in Europe. Balkema, Rotterdam. Pp. 83-119. GREEN, C.R, McGREGOR, D.F.M. & EVANS, A. (1982) Development of the Thames drainage system 26 Essex Naturalist (New Series) 18 (2001)