| Object Number | 29-128-167 |
| Current Location | Collections Storage |
| Provenience | Mediterranean |
| Period | Renaissance |
| Section | Mediterranean |
| Materials | Onyx |
| Technique | Cameo | Cameo |
| Iconography | Mastiff |
| Description | Sommerville: Onyx - a dog. Greek and Roman Cameos, Case K. Vermeule: Onyx. Cameo. (Unmounted). Mastiff standing on left. Renaissance. |
| Length | 2.3 cm |
| Width | 1.9 cm |
| Credit Line | Bequest of Maxwell Sommerville, 1904 |
| Other Number | 167 - Sommerville Gem Number |
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