1. A non 1966 Model Water Byelaws Department of the Environment, Her Majesty's Stationery Office
2. A non 1970a Biodegradation of jointing compounds Report on the Results of the Bacteriological, Chemical and Biological Examination of London Waters, 42-22. London, Metropolitan Water Board
3. A non 1970b Escherichia Coli Blanket Weed’. Report on the Results of the Bacteriological, Chemical and Biological Examination of London Waters, 22-23. London, Metropolitan Water Board
4. A non 1973 Materials in contact with potable water Report on the Results of the Bacteriological, Chemical and Biological Examination of London Waters, 132-142. London, Metropolitan Water Board
5. A non 1982a Specifications of requirement for suitability of materials for use in contact with water for human consumption with regard to their effect on the quality of the water Draft for Development 82: 1982. London, British Standards Institution