Coat of Arms of Sir William de Willoughby, 5th Baron Willoughby d'Eresby, KG *HOPE, W. H. St. John, The Stall Plates of the Knights of the Order of the Garter 1348 – 1485: A Series of Ninety Full-Sized Coloured Facsimiles with Descriptive Notes and Historical Introductions, Westminster: Archibald Constable and Company LTD, 1901. Sir William Willoughby, Lord Willoughby d’Eresby…the arms, which are quarterly: 1 and 4, sable a cross engrailed gold (for Ufford); 2 and 3, gules a mill-iron or miller’s cross silver (for Willoughby).