Travels through Portugal and Spain in 1772 and 1773. By Richard Twiss, Esq. F.R.S. With Copper-plates; and an Appendix. London: Printed for the Author, And sold by G. Robinson, T.Becket, and J. Robson.
Colección de Cédulas, Cartas-patentes, Provisiones, Reales Órdenes y Otros Documentos concernientes a las provincias Vascongadas (4 tomos) y Castilla (2 Tomos).