Calendar: 1973-1974 Page 454

Annual Report of the Delegacy lxxxi on 'Zeta Functions and Modular Forms' Under this grant Dr Milne of the University of Ann Arbor Michigan spent year in the Department as visiting Senior Fellow and Dr Wilson as research assistant Professor Higgins gave postgraduate course in the University of London on Lie Algebras He gave lecture at Newcastle on 'Com- binatorial group theory' and one at the University of Zambia on 'Quadratic reciprocity' Professor Kilmister was appointed Gresham Professor in Geometry and gave three Gresham Lectures on Changing Notations for the Calculus Professor Pirani spent the first semester as Distinguished Professor of Physics and Research Fellow in Philosophy of Science Boston University He gave lecture entitled 'Building space-time from light rays and free particles' at Convegno della relativita Uni- vcrsity of Rome in February 1972 Professor Taylor gave postgraduate course in the University of London on field quantisation He gave lectures at the Universities of Manchester Newcastle Glasgow Cambridge Oxford Imperial College London Queen Mary College London University College London Southampton Southern Illinois Carbondale Illinois Missouri at la Rolla Missouri at St Louis Washington University at St Louis Maryland Frankfurt Tubingen Munich Bedford College London He also gave four talks various radio and appearances in the United States talks to Brain Research Association and Institute of Physics local groups He organised conference on 'Neural Networks' at the International Centre for Theoretical Physics Trieste July 24th to 26th Dr Tyrrell gave lecture at the University of Sussex Mathe- matics Division entitled 'Geometry and Number Theory' at the University of East Anglia entitled Some problems on polynomials arising in Geometry' and he gave two lectures to the London-Sussex Geometry Seminar Dr Hodgkin was promoted to personal Readership He ad- dressed the Journees de Topologie Algebrique Strasbourg on K-theory spherical characteristic classes and the Oxford Topology symposium on Dyer-Lashof operations in K-theory Dr Burgoyne became member of King's College Computing Committee Dr Laird was awarded an research grant to study non-