40004905, Marlborough, 452, Portrait (profile left): man, uncertain. The portrait head of a man, the knot of the paludamentum at his neck., Unknown, Boardman, J., Scarisbrick, D., Wagner C., Zwierlein-Diehl, E: The Marlborough Gems (2009), Story-Maskelyne, M.H.: The Marlborough Gems (1870), no. 452, Red jasper, 3rd cent. BC