MOU162558 The Second Earl of Egmont and his Sisters in a Landscape, c.1722 (oil on canvas) by Knapton, George (1698-1778); 141.5x147.3 cm; Private Collection; (add.info.: John James Perceval, 2nd Earl of Egmont (1711-70), his twin sister Catherine (1711-48), and their younger sister Helena, Countess of Moira (1717/18-46); boy also known as Viscount Perceval; Lord Egmont became a politician and was the father of Spencer Perceval (1762-1812) who became Prime Minister;); Photo 穢 Philip Mould Ltd, London; English, out of copyright.