Catalogue of the finger rings, early Christian, Byzantine, Teutonic, Mediaeval and later bequeathed by Sir Augustus Wollaston Franks, in which are included the other rings of the same periods in the museum. By O.M. Dalton
British Museum. Dept. of British and Mediaeval Antiquities; Franks, Augustus Wollaston, Sir, 1826-1897; Dalton, O. M. (Ormonde Maddock), 1866-1945