51 | Viruses in the aquatic environment |
52 | Welcome to the Essex catchment |
53 | The River Weaver : fact file |
54 | The water bill : trickle irrigation |
55 | The industrial fishery for sandeels |
56 | Air quality and the environment |
57 | The Development of LandSim 2.5 |
58 | The River Alt : fact file |
59 | The Soar Valley improvement scheme |
60 | The Severn Bore in 1993 |
61 | The River Mersey : fact file |
62 | Road transport and the environment |
63 | The Severn Bore in 1994 |
64 | River in the Dourdogne region |
65 | The tidal Thames : fact file |
66 | The Severn Bore in 1995 |
67 | Water in the Thetford area
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68 | The registration of waste carriers |
69 | Colliery closures in the Midlands : a review of the potential impact of colliery closures on the water environment in the Midlands |
70 | Guide to the Medway navigation |
71 | A Report on the Drought on the River Darent |
72 | Pollution prevention in the '90's : the positive approach |
73 | 1967 - Building the bedroom block in the IBP compound at L. George |
74 | 1967 - Singh's men building the extension block in the IBP compound. |
75 | Historic overview of the sea trout collapse in the West of Ireland |