Bounded by lines starting from the No. 1 line of the rabbit-proof fence at latitude 26° South, and extending Southerly along the
said fence to a point situate West from the summit of the granite rock near the 50-Mile Soak on the Dundas-Lake Lefroy Road; thence East to the 125th meridian of East longitude; thence North to the parallel of 26° South latitude aforesaid, and thence West to the starting point.