SCIENTIFIC SOCIETIES: Tentative Standard Methods for the Sampling and Analysis of Commercial Soaps and Soap Products; American Chemical Society Advisory Committee Meeting; Acceptance of Honorary Membership in the American Chemical Society; American Institute of Chemical Engineers; Fifth National Exposition of Chemical Industries; A Movement to Develop Research in Colloid Chemistry; Executive Committee of the Division of Chemistry and Chemical Technology, National Research Council; American Chemical Society-Division of Industrial Chemists and Chemical Engineers; Chemical Warfare Service Research Division Reunion; American Electro-chemical Society Fall Meeting; Are You Interested in Chemical Spellings, Names, and Pronunciations? Division of Industrial Chemists and Chemical Engineers, American Chemical Society; Calendar of Meetings.