Printed from: https://finalhbks.asgoodasready.com/dry-stone-walling/standard-wall-furniture/changes-in-direction/
Corners Corners frequently collapse through poor construction or lack of suitable stone. When dismantling a corner, sort the stone carefully, and try and gain some additional long stones by using throughs from just along the wall. As with heads, the result is likely to be stronger if you sacrifice a few throughs and use them...