Diagram of isigodlo area, section A, published as figure 7 in Parkington & Cronin 1979, The Size and Layout of Mgungundlovu 1829-1838, Goodwin Series, No. 3, Iron Age Studies in Southern Africa (1979), pp. 133--148.
Also in Mike Cronins 1975 thesis, Mgungundlovu, pg. 48