Show cement blocks for building would you give directions how to build wall of cement blocks so as to have it plumb and what Is the best way to get a good foundation what Is the reason of cement blocks crumbling away and breaking when handled cement blocks are sul suitable table for dwelling houses and when strapped lathed and plastered make a house that Is cool in summer and warm in winter cement blocks mixed four or five parts fine gravel to one part portland cement and thoroughly mixed until moist but not sloppy when tamped in the molds will not crumble v w hen handled |