Sir John Soane's Museum
…Riva degli Schiavoni (1736) purchased in 1806 from William Thomas Beckford for 150 Guineas and paintings by Hogarth, including the eight canvases of A Rake's Progress, purchased from the collection of William Thomas Beckford at auction for 570 Guineas in 1801; and the four canvases of the Humours of an Election bought…