205 PhD thesis in the history of science entitled 'Un modello algoritmico: l'Analytical Engine di Charles Babbage'
220 Thesis entitled 'William Thomson's Inventions for the Submarine Telegraph Industry: A Nineteenth-Century Technology Program'
3 envelopes containing 98 items Collection of photographic prints relating to Bloom Street Power Station and National Grid Works in South Manchester
1 item Monsanto Backgrounder briefing notes "'The Roundup Ready soybean system': sustainability and herbicide use"
1 item House of Lords Select Committee on the European Communities "EC regulation of genetic modification in agriculture" second report
1 item "Handbook for action: Genetix Snowball a campaign of nonviolent civil responsibility" a guide for GM protestors on ways to remove GM crops without destroying farmland