Trewithen Researching Trewithen: The House and Its Works Details Country House Trewithen Title(s) Researching Trewithen: The House and Its Works Date 2020-11-20 Credit Film by Jonathan Law. Made with the participation of Martin Postle, Emily Burns, and Rodolfo Acevedo Rodriguez. Catalogue items from Trewithen Trewithen Unknown Woman, traditionally identified as Susanna Sibthorp Henry Edridge Trewithen ? Christopher Hawkins circle of Jonathan Richardson the Elder, c.1730 Trewithen The Rev. John Hawkins II, Master of Pembroke College, Cambridge circle of Thomas Gibson, c.1728–33 Share-icon