“ He was made justice-general and extraordinary lord of session in 1682, and was lord chancellor of Scotland from 1684 to 1688. As a convert to Roman Catholicism after the death of Charles II, he stood high in the favour of James II. Perth, who is credited with the introduction of the thumbscrew, was very unpopular with the Scottish people, and during the Revolution of 1688 he was imprisoned at Stirling. Released from captivity in 1693 he joined James II. at St Germains, and was made duke of Perth, a titular dignity only after the exiled king’s death in 1701. ”

“ The Drummond estates, however, passed to the baron’s daughter Clementina (d. 1865) , afterwards the wife of Peter Robert, 20th Lord Willoughby de Eresby, and thence to her descendant the earl of Ancaster. ”