The Symposium on Fineness of Cement was given at the Seventy-first Annual Meeting of ASTM held in San Francisco, Calif., 23-28 June 1968. The sponsor of this symposium was Committee C-1 on Cement. G. J. Verâ—†beck, Portland Cement Assn., presided as symposium chairman. The paper on "Fineness of Fly Ash by the Hydrometer Method," by Vladimir Nicolayeff and Alexander Klein, was presented at the symposium but because of illness of the author was not released for publication. |