Britannia John Gillam: a Bibliography, 1939-84 Roman Military Deployment in North England a Third-Century Maritime Establishment At Cold Knap, Barry, South Glamorgan Combined Archaeological and Geotechnical Investigations of the Roman Fort At Lympne, Kent a Group of Silvered Horse-Trappings from Xanten (Castra Vetera) Auchendavy Roman Fort and Settlement the Roman Fort At Bury Barton, Devonshire P.