Caption:
William Cavendish, 1st Duke of Newcastle upon Tyne, 1593-1676. English courtier, supporter of the arts, horse breeder, patron of the playwright Ben Jonson. William, Marquis of Newcastle, died 1676, aged 84. Mezzotint engraving by Charles Turner after a portrait by an unknown artist from Richard Earlom and Charles Turner's Portraits of Characters Illustrious in British History Engraved in Mezzotinto, published by S. Woodburn, London, 1811.