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THOMPSON'S COAST PILOT. 51 120 miles, till Cove Island Lighthouse bears east, distant 3 miles ; when enter the passage on the bearing EbyN. FROM FORT GRATIOT LIGHTHOUSE TO GODERICH, AND OTHER POINTS ON THE CANADA SHORE. Steer NEbyN 62 miles, till Goderich Lighthouse and Piers are made. | From Goderich to Inverhuron, steer N2W 23 miles, till Point Clark Lighthouse bears east, distance 2 miles: then haul up NNE 17 miles, till abreast of Inverhuron ; thence N EbyN 19 miles, till Chan- _ try Island Lighthouse bears SE, distance 2 miles; thence to the en- trance of Georgian Bay NbyW4W, 59 miles, till Cove Island Light- house bears east, giving Gat Point, on the east side of Cove Island, a berth of 14 miles, and look out for the reefs extending over 3 miles from the Islands, between Cape Hurd and Cove Island. To enter Georgian Bay, run in for Cove Island Lighthouse on the bear- ing EbyN, and give the Lighthouse point a berth of 4 mile. From Presqu'ile to Chantry Island Lighthouse NWbyW 115 miles. From Cove Island to the entrance of the Straits of Michili- mackinac or south channel, WbyN 120 miles. FROM SAGINAW TO GODERICH. Run out from Saginaw River and round the Charity Islands, on opposite courses given, from Point aux Barques, until the light at Point aux Barques bears due south; thence ESE 59 miles, to Goderich. FROM GODERICH TO. THE STRAITS OF MACKINAW AND 8ST. MARY'S : RIVER. Steer NW2N 140 miles, till Presqu'ile Lighthouse bears SW byW 5 miles off; from thence NWbyN to Detour, and NWby W4W for Bois Blanc Lighthouse ; thence to Mackinaw, as directed before. FROM COVE ISLAND TO STRAITS OF MICHILIMACKINAC AND ST. MARY'S RIVER. From Cove Island Lighthouse, bearing EbyN 3 miles off, steer WbyN 122 miles, or till the east end of Bois Blanc Island bears NWN and Sheboygan Light W48; thence steer west for Sheboy-