No Grouping Creators

Development of the General Industrial and Commercial Waste Analysis database : Confidential report for the Energy Technology Support Unit, CR3537(M). (1992) Kathleen Lewis

UK National Household Waste Analysis database : Confidential report for the Department of Environment, CR3520(M). (1992) Kathleen Lewis

Development of an integrated computer-based method for mineral plant enhancement. 1988-1991 : Confidential report to the European Economic Community. (1992) P. Tucker, Kathleen Lewis and Gary LeJeune