(BRITISH MUSEUM COLLECTION.)

Dalton, O. M. Catalogue of the Engraved Gems of the Post-Classical Periods... in the British Museum. 37 plates showing hundreds of gems. 4to, gilt-lettered red cloth, spine faded, few spots; split before frontispiece. London, 1915 with--A Catalogue of Engraved Gems in the British Museum, Department of Greek and Roman Antiquities. London, 1888.