Calendar: 1963-1964 Page 440

ANNUAL REPORT xliii Reader Dr Μ Wilkins Honorary Lecturer and Deputy Director of the Research Unit Dr WT Gratzer from January 1963 on his return from Harvard University Lecturer Dr Elliott well-known and senior worker in the field of protein structure and infra-red spectroscopy from October 1963 Lecturer Dr Sil- vester Assistant Lecturer The departure of Dr Coombes to an industrial appointment he took special responsibility for the post- graduate course in Biophysics is much regretted In spite of the demands of the new building on the time of all members of staff research activities progressed during the session The Bio- physics Research Unit is well-known for its structural and other work on the nucleic acid DNA During the session Drs Spencer Fuller Μ Wilkins and Brown published remarkable account of the structure and properties of the nucleic acid known as transfer-RNA Dr Jean Hanson and Dr Lowy completed detailed electron- microscope study of the helical structure of actin filaments from various sources The work of Sir John Randall's group on cilia and flagella included theoretical investigations of the hydrodynamics of the motion of flagel- lated organisms Burge and Μ Holwill physical and chemical studies of the proteins of cilia and flagella Watson Silvester and Alexander and further observations on the nature and morphogenesis of basal bodies of cilia Randall and Hopkins The postgraduate course was attended by four internal research students and sixteen visitors On January 29th Professor Randall introduced the series of lectures arranged by Professor Domb to celebrate the centenary of Clerk Maxwell's association with the College His lecture entitled Some aspects of Maxwell's life and research contains hitherto unpublished illustrations and comment of interest to the College particularly in relation to the teaching of science at the time During March Professor Randall in collaboration with number of colleagues contributed two papers to Linnean Society symposium on Fine structure in the Protista He also read paper at the Fifth International Congress for Electron Microscopy at Philadelphia at the end of August Dr Burge contributed to the conference of the International Society for Cell Biology at Berne in September 1961 He lectured to the South Wales branch of the Institute of Physics at Cardiff and read paper at meeting of the British Biophysical Society at Edinburgh He and Mr Ε Cole exhibited photoelectric polarimeter made in the workshop at the 1962 Exhibition of the Institute of Physics and the Physical Society Dr Hanson and Dr Lowy paid three visits to the United States where they presented their work at international meetings in Washington Boston and Philadelphia Dr Pelc read paper at the meeting of the British Tissue Culture