Included are sections on the progress and structure of CERN, activities carried out under the authority of the director-general, the proton Synchrotron, the synchrocyclotron, scientific and technical services, the site and buildings, administration, CERN publications, the list of colloquium lectures held at Geneva-Meyrin in 1957, and the list of lectures and colloquia of the Theoretical Study Division in Copenhagen. No data are presented. (For preceding period see NP-6359.) (M.H.R.).