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 Anne Prideaux circle of Michael Dahl, ? c.1737 Trewithen Equestrian Portrait of Charles I after Anthony van Dyck, ? later 17th century Trewithen Mary Hawkins William Gandy, 1714 Share-icon