40004924, Marlborough, 372, Portrait (frontal): Augustus. Frontal laurel-wreathed bust of Augustus in tunic and toga., Market, Boardman, J., Scarisbrick, D., Wagner C., Zwierlein-Diehl, E: The Marlborough Gems (2009), Story-Maskelyne, M.H.: The Marlborough Gems (1870), Christies NY 29 April 2019, lot 33, Cameo, Onyx

[View larger image] [Add to photograph album]