Special publications. 351. Analytical chemistry, key to progress on national problems, proceedings of 24th Annual Summer Symposium on Analytical Chemistry, sponsored by Analytical Chemistry, ACS Division of Analytical Chemistry and NBS Analytical Chemistry Division, and held at National Bureau of Standards, Gaithersburg, Md., June 16-18, 1971 [with list of references; by] W. Wayne Meinke and John K. Taylor, editors.