51 | Enhancing the River Otter |
52 | The Colne Barrier 1999 |
53 | The Ouse washes (folder) |
54 | Sussex by the sea |
55 | Wetlands in the Midlands |
56 | The Severn Bore 1996 |
57 | Bacteriological survey : The Wash |
58 | The management of the water resources of the Lark groundwater unit |
59 | Review of the findings of the prescribed flow at the Wallers Haven |
60 | The management of the water resources of the Little Ouse groundwater unit |
61 | An aerial photograph of The Ferry House prior to the construction of The Pearsall Building |
62 | The water quality of the Humber Estuary 1992 : a report from The Humber Estuary Committee |
63 | The influx of black magnetic spherules to the lakes of the English Lake District |
64 | The drought of 1995 : a report to the Secretary of State for the Environment |
65 | A guide to the interpretation of the electron micrographs contained within the "Ken Clarke Collection" |
66 | Angle on the Broads : helping you get the most out of fishing on the Broads |
67 | The quality of the Humber Estuary 1980-1990 : report of the National Rivers Authority |
68 | Domesday to the dawn of the new millennium : 900 years of the Don Fishery |
69 | The importance of sediment release of phosphorus in the restoration of the Norfolk Broads |
70 | The Thames navigation : charting the future : a consultation document issued by the NRA Thames Region |
71 | State of the environment 2005 : the Environment Agency's assessment of the environment in South East England |
72 | State of the environment 2003 : the Environment Agency's assessment of the environment in South East England |
73 | State of the Environment 2006 : the Environment Agency's assessment of the environment in South East England |
74 | Study into the effect of Chertsey STW on the North Arm of the River Bourne |
75 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |