Noble Frank Offa's Dyke reviewed / by Frank Noble ; edited by M. Gelling. - Oxford : B. A. R., 1983. - xii, 109 p., [21] leaves of plates : ill., maps ; 30 cm. - BAR British series ; 114. . Bibliography:: p. xi-xii. ISBN: 0860542106 Subjects--Topical Terms: Dikes Engineering--Great Britain Subjects--Geographic Terms: Offa's Dyke Wales and England LC Class. No.: DJ.1949.207