From Book Owners Online
Charles STEWART or STUART, 4th Earl of Traquair, 1659-1741
Younger son of John Stewart, 2nd Earl of Traquair (1624–1666), he succeeded to the earldom in 1673 on the death of his elder brother William Stewart, 3rd Earl of Traquair (1657–1673).
Used an engraved bookplate (Franks 28455/*488): The Right Honble. Charles Earle of Traquair. 1708.
The extent and disposition of his library is not known.
- Gambier Howe, E. R. J. Franks bequest: catalogue of British and American book plates bequeathed to the ... British Museum. London, 1903.
- The Scots Peerage, vol. viii. p. 406.