Sommerville, Maxwell. Engraved Gems: Their History and an Elaborate View of Their Place In Art. Maxwell Sommerville, 1889.
Reference
- Object[3]
- yes[3]
- no[3]
- augustus[1]
- claudius[3]
- roman emperor[1]
- signature[1]
- agate[1]
- gold[3]
- siberian jasper[1]
- topaz[1]
- cameo[3]
- l. ghissali[1]
- yes[3]
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