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An equestrian portrait of an officer of the 1st troop of horse grenadier guards on a bay charger, with a trooper to the right--David Morier (瑞士画家, 1705–1770)
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The Arch of Septimius Severus in the Roman Forum, with the Column of Phocas at the Left and the Temple of Saturn at the Right (mid~17th–mid~18th century) --Gaspar Van Wittel (荷兰艺术家, 1653 - 1736)