Harry M. Allen: A Master of Historical Portraiture Harry M. Allen (1907 – ) stands as a quietly significant figure in the world of 19th-century and early 20th-century portraiture, renowned for his meticulous realism and uncanny ability to capture the essence of historical subjects—from Dickensian London to the courts of European royalty. While not always celebrated with the fanfare of his contemporaries, Allen’s dedication to painstak…