Calendar: 1974-1975 Page 456

Annual Report of the Delegacy lxxv Biochemistry at Stockholm also at the University of Birmingham in February 1972 at Heidelberg in May and at the University of Paris at Orsay He gave lecture on microtubules at the British Society for Cell Biology in September 1973 Dr O'Brien attended the International Crystallography Con- gress at Kyoto Japan and gave lectures at the Universities of Tokyo Nagoya and Osaka Dr Gould lectured at the Cold Spring Harbor Laboratory on eukaryotic ribosomes in September 1973 new lecture-discussion course on The Social Impact of the Bio- sciences was successfully operated by staff of the Department on behalf of the School of Biological Sciences This course includes material from the humanities as well as from science it involves large element of student participation The following scientists have visited the Department for all or part of the year Dr d'Albis France Dr Blaurock University of California Fellow Dr Hulla Fellow Dr Gillis University of Louvain MissJ Koretz University of Chicago Dr Matsubara University of Tokyo American Muscular Dystrophy Association Fellow Dr Mendelsohn National Research Council of Canada Fellow Dr Middendorf University of Braunschweig Mr Temkin State University of New York at Buffalo Dr Worcester Award Holder Dr Rand Lipid Kemiska Laboratoriet Molndal Sweden Dr Yariv Weizman Institute of Science Rehovot Israel Dr Smith University of Chicago Dr Fredcricksen Department of Health Education and Welfare Fellow DEPARTMENT OF PLANT SCIENCES Number of Students Sc Botany 24 Sc Botany Zoology 24 Sc Ancillary 116 Research 20 Departmental Notes Since the last Report of the Delegacy the title of the Department has been changed from that of Botany to that of Plant Sciences Professor Bell formerly Professor of Botany in the University of Texas at