Note 171 — II FORMS OF RINGS AND MATERIALS OF WHICH THEY ARE MADE
Reading edition
Hodder M. Westropp, “A Manual of Precious Stones and Antique Gems,” London, 1874, p. 120. No. 1627 of British Museum Catalogue of the Finger Rings, Greek, Etruscan and Roman, in the Dept. of Antiquities, by F. H. Marshall, London, 1907.