John Singleton Copley, Portrait of Mr. and Mrs. Thomas Mifflin (Sarah Morris), 1773, oil on ticking, 156.5 × 121.9 cm (Philadelphia Museum of Art)
A conversation with Dr. Kathleen A. Foster, The Robert L. McNeil, Jr., Senior Curator of American Art, and Director, Center for American Art, Philadelphia Museum of Art, and Dr. Beth Harris
A Seeing America video
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