1. The Upstart Earl
2. Richard Boyle and the making of an Irish fortune, 1588—1614
3. 2007 .Ibid.196 – 7 . For details of her early education and marriage see Ruth Connolly, “'A Wise and Godly Sybilla”: Viscountess Ranelagh and the Politics of International Protestantism’, in Sylvia Brown (ed.),Women, Gender and Radical Religion in Early Modern Europe(Leiden, Brill,), and the entry for Ranelagh (written by Sarah Hutton) in the ODNB.