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 duced in its stead a more pure and classical taste. Whatever was the fact with respect to the academy, it is however well known that the statue was cast in bronze, finished, and put up at Milan, but afterwards demolished by the French when they took possession of that place after the defeat of Lodovic Sforza.

Some time after Leonardo’s arrival at Milan, a design had been entertained of cutting a canal from Martesana to Milan, for the purpose of opening a communication by water between these two places, and, as it is said, of supplying the last with water. It had been first thought of so early as ; but from the difficulties to be expected in its execution, it seems to have been laid aside, or at least to have proceeded slowly, till Leonardo’s arrival. His offers of service as engineer in the above memorial, probably induced Lodovic Sforza, the then Duke, to resume the intention with vigour, and accordingly we find the plan was determined on, and the execution of it intrusted to Leonardo. The object was noble, but the difficulties to be encountered were sufficient to have discouraged any mind but Leonardo’s; for the distance was no less than two hundred miles; and before it could be com- Rh