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This most complete history of Cloven-Hoofed Quadrupeds original: "de Quadrupedibus Bisulcis" by the most noble and learned man, Ulisse Aldrovandi, sought out a Prince who was equally noble and learned. It was necessary that this work—which, due to the excellence of its subject matter, is in no way inferior to the other works already published by the same author—should find a patron of no less authority. As I meditated on this in my mind, you, Most August Prince, occurred to me. Your kindness, the sweetness of your character, your purity, and your wisdom—which is far beyond your youthful years—shone so clearly to the City of Bologna during the two years you spent in the College of Nobles, that the city judged you to be born by Nature not only for your current dignity, but for even greater honors. Bologna considers it a great glory to itself that it has given two Prelates from its own fellowship to that most distinguished See in continuous succession. It predicts for your Highness an increase in fame and the highest summits of achievement, so that you may finally rule in that place from which your most noble family draws its origin. Your first ancestor, as far back as memory can be traced, emerged from the darkness of idolatry into the light of the Gospel while holding patrician dignity at Rome. For that reason, having been proscribed by Nero during his rage against the first Christians, he chose Brescia as the seat of his fortunes, and soon after, in the Rhaetian region, he erected the Roman Castle, which they previously called Lodron. From this lineage, an unconquered and long line of descendants has proceeded in an uninterrupted series; nor do I mention what is most well-known...