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 to fear no rivalry. The commerce of the immense extent of country, bordering on the upper lakes, is yours for ever, and to such an incalculable amount as would baffle all conjecture to conceive. Its execution would confer immortal honor on the projectors and supporters, and would in its eventual consequences, render New-York the greatest commercial emporium in the world, with perhaps the exception, at some distant day of New-Orleans, or some other depot at the mouth of the majestic Mississippi. From your perspicuous topographical description and neat plan and profile of the route of the contemplated canal, I entertain little doubt of the practicability of the measure."

With regard to the expense of this work, different estimates will be formed. The commissioners appointed for that purpose were of opinion that it would not cost more than five millions of dollars. On this subject we must be guided by the light which experience affords in analogous cases. The canal of Languedoc, or canal of the two seas in France, connects the Mediterranean and the Atlantic, and is 180 miles