Samuel Cooper, Portrait of a Gentleman, 1665, Nationalmuseum, Stockholm. https://dartabase.art/cite/nmse/Q106656303 Peter Lely, Portrait of Lady Penelope Spencer, late 1660s, Oil on canvas, Minneapolis Institute of Art, Minneapolis. https://dartabase.art/cite/mia/47.59 Nicholas Dixon, Sir Henry Blount (1602–1682), 1660s, Vellum laid on card, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/436202