(c)in the area Cossipore to Bally-between a line drawn north of Pran Nath Roy Chowdhuri's Ghat to a point 250 feet' north of Chuni Mull Khettri's Ghat on the right bank and a line drawn from the north end of the Cossipore Gun and Shell Factory on the left bank to a point 700 feet' south of Gardener's House on the right bank;
