The Roman inscriptions of Britain. Brooches, Rings, Gems, Bracelets, Helmets, Shields, Weapons, Iron Tools, Baldric Fittings, Votives in Gold, Silver and Bronze, Lead Pipes, Roundels, Sheets and Other Lead Objects, Stone Roundels, Pottery and Bone Roundels, Other Objects of Bone - Collingwood, Robin George (Sutton, 1991)