Ground Plan; Stairs; etc. of Colchester Castle; Essex; Floor plan and details of Colchester Castle in Essex; signed: Engraved by John Roffe from Sketches by Mr. B. Strutt; Fig. 57; Pl. I; after p. 2; Strutt; B. (Sketch); Roffe; John (engr.); 1807; John Britton: The architectural antiquities of Great Britain: represented and illustrated in a series of views; elevations; plans; sections and details of various ancient English edifices: with historical and descriptive accounts of each. Bd. 1. London: J. Taylor; 1807-1826