Bibliothèque nationale, Grande-Bretagne - http://www.bl.uk (2004-11-16)
Bénézit, 1976
Dictionary of British cartoonists and caricaturists : 1730-1980, 1994
High heads : spotprenten over haarmode in de achttiende eeuw uitgegeven door Matthew
en Mary Darly=hair fashions depicted in eighteenth-century satirical prints published
by Matthew and Mary Darly / Harriet Stroomberg, [1999]