JJoint materials for vitrified clay pipesJoint materials for vitrified clay pipesde Harold E. BabbittMateriasPipesClayEdiciones (1)Joint materials for vitrified clay pipes (1951)Dept. of Civil Engineering, University of Illinois · inglésMás obras de Harold E. BabbittThe drying of sewage sludge under pressureAeration with a high-oxygen atmosphere in the activated sludge processPPlumbingPlumbing