↑Nichols, John: The Progresses and Public Processions of Queen Elizabeth: Among which are Interspersed Other Solemnities, Public Expenditures, and Remarkable Events During the Reign of that Illustrious Princess, Volume 2, s. 514. J. Nichols and Son, 1823. Google-kirjat. (englanniksi)
↑McKenzie, Raymond: Public Sculpture of Glasgow. Liverpool University Press, 2002. (englanniksi)