The following text may have been generated by Optical Character Recognition, with varying degrees of accuracy. Reader beware!

THOMPSON'S COAST PILOT, 99 harbor, you leave Snake Island to starboard and Salmon Island to port. Narrows light at the head of the Narrows, above Brockville. COURSES AND DISTANCES ON LAKE ONTARIO. (According to the Chart of Captain Ford, U. 8. Navy.) | From Sackett's Harbor to mid channel between Stony Point and Stony Island SWbyW 12 miles. From Stony Point to False Ducks WNW 25 miles. From Fort Tomkins to Real Ducks W4N 22 miles. From NE end of Stony Island to the West end of Grenadier Island NNW 11 miles. 'From Stony Point to Long I Point W4N 45 Miles. From Stony Point to Burlington Bay and Hamilton 180 miles. From Stony Point to the Devil's Nose WSW+4W 95 miles. From Stony Island to Fort Niagara WbyS48 145 miles. From Snake Island to Navy Point NEbyE 6 miles. From Snake Island to Four-Mile Point E 14 miles. From Three Sisters to Snake Island, ESE 44 miles. From the NE end of Stony Island to middle of Charity Shoal NNW 14 miles. | From Oswego to Real Ducks N 35 miles. From Oswego to Long Point NW2W 40 miles. From Oswego to Bay Quinte Nby W 47 miles. From Nine-Mile Point east of Oswego to Stony Point NbyE 1E 21 miles; and from Nine-Mile Point west of Oswego to Stony Point NEZN 354 miles. From Oswego to Thirty-Mile Point W 100 miles. - From Oswego to Big Sodus--WSW 9 miles; thence SWbhy WW 17 miles. From Oswego to Toronto W3N 135 miles. From mid channel between Point Peninsula and Stony Island to Fifth-Town Point, Upper Gap, Bay Quinte, WNW 26 miles. From the anchorage at the Real Ducks to Nine-Mile Point, off Simcoe Island, NbyE 18 miles. )