Edward Brayley and John Britton, The beauties of England and Wales, or, delineations, topographical, historical and descriptive of each county, vol. VI, London 1805, pp. 120-121 ("Portswood House, the seat of Giles Stibbert, Esq. formerly a General in the service of the East India Company, is a handsome building, situated on an eminence … The interior is commodious, and is fitted up and ornamented in a style of chaste simplicity. Some very fine paintings are distributed through the different departments; the following are some of the principal. A landscape with figures, Teniers; A sea piece, Teniers; Two landscapes, Hobbema; Charles II in armour, Van Dyck; Sir Robert Cecil, Cornelius Jansen; A Madonna, Carlo Dolci; Charles II represented as St George conquering the dragon, Rubens; A storm at sea, Vernet; Hope, and Faith, two heads, Guido; Alexander and his physician, West; Caesar and his friends, West; A landscape with figures, Lorraine; Two landscapes with figures, Gainsborough; and A landscape, Poussin.")
Helmut von Erffa and Allen Staley, The paintings of Benjamin West, New Haven 1986, no. 7
Christopher Wright et al., British and Irish paintings in public collections, New Haven and London: Yale University Press for the Paul Mellon Centre for Studies in British Art, 2006, p. 815