Printed from: https://finalhbks.asgoodasready.com/dry-stone-walling/standard-wall-furniture/walls-with-fences/
Occasionally walls are built too low through poor workmanship or a mistaken effort to save time and money, or the wall’s purpose may have changed, for example from fencing cattle to sheep, requiring it to be higher. The best solution is to remove the topstones and add more courses, but the wall may be too...