...when permanently fixed, that must depend on the aspect and height of the wall. If the latter be ¿ess than four feet and the aspect south, the coping ought not to project at all, as the light and siilar heat excluded by it will be a serious drawback on the healthy vegetation of the vines. But if...

...If the height be less than four feet, and the aspect south, the coping ought not to project ot'all, as the light and solar heat excluded by it will be...many inches ; and if this width be increased an inch for every foot that the wall increases in height up to twelve feet, the principal advantages arising...

...what Mr. Clement Hoare states on this subject : — " If the wall be less than four feet in height, and the aspect south, the coping ought not to project...be a serious drawback on the healthy vegetation of vines. But if the м all be four feet high, then the coping may project as many inches ; and if this...