Dudley Ryder, 2nd Earl of Harrowby
…Thomas Jackson's animal welfare book Our Dumb Companions (1864) was dedicated to Harrowby. Lord Harrowby married Lady Frances Stuart, daughter of John Stuart, 1st Marquess of Bute, on 15 September 1823. They had two sons: Dudley Francis Stuart Ryder, 3rd Earl of Harrowby (16 January 1831 - 26 March 1900…