Scintillation Counter Symposium. (UNCLASSIFIED) The fo Scintillation Counter Symposium was held in Washington on J. and 27 under joint auspices of the AEC, National Bureau of St the American Institute of Electrical Engineers, and the Insti Radio Engineers. Approximately 350 persons attended the s and represented many fields of scientific endeavor and industri interests. Recent progress was reviewed, and the reports in clearlythat increased dependence is being placed on scinti counting techniques. This emphasizes the importance of inst tion in the fields of science and technology, and the need f tinued exchange of information between the instrumentation grpups.