Calendar: 1966-1967 Page 395

lxx Annual Report of the Delegacy Science Forum at Harlow Technical College on 'Relativity Quantum Mechanics mc2' at Woolwich Polytechnic on 'The crisis in Mathematics' and to the Sheffield University Physics Society on 'The present prospect in general relativity' Dr Pirani gave course of eighteen lectures on 'Gravita- tional radiation' at Brandeis University Mass seminars on 'Con- formal methods in general relativity' at Brandeis Northeastern Princeton and Syracuse Universities and seminar on 'The classical gravitational vacuum' at Harvard University Mr Reeve gave forty-hour postgraduate course in London University on 'Geometric topology' course of lectures on 'Fibre bundles' to the London University Topology Seminar one of the invited addresses to the British Mathematical Colloquium in Dundee on 'Factorisation of the cube' and seminars at the Universities of Warwick Cambridge and Bristol Dr Rosenblat was appointed vacation consultant in the summer of 1965 at the National Physical Laboratory Aerodynamics Division He gave seminar at the University of Leeds Dr Tyrrell gave two talks to the University of London Geo- metry Seminar Professor Bondi and Dr Kilmister were the principal organisers of an international conference on Relativity and Gravitation held in London in July 1965 which was attended by about 250 relativists Two members of the department were on leave during the session Dr Pirani at Brandeis and Northeastern Universities Mas- sachusetts and Dr Roxburgh at the Max Planck Institute Munich and the High Altitude Observatory Colorado third refresher course for teachers of Mathematics was given during the Michaelmas term This was organised by Mr Reeve Professor Semple Professor Bondi Miss Ashton Dr Tims and Mr Reeve contributed series of lectures to the course FACULTY OF NATURAL SCIENCE DEPARTMENT OF BIOPHYSICS Higher Degrees Ph Holwill 'Theoretical and experimental studies on the motion of flagellated micro-organisms