Sommerville, Maxwell. Engraved Gems: Their History and an Elaborate View of Their Place In Art. Maxwell Sommerville, 1889.
Reference
- Object[4]
- yes[4]
- byzantine[4]
- roman period[1]
- christ[1]
- christ pantocrator[1]
- christian?[1]
- inscription[2]
- justinian[1]
- roman emperor[1]
- gold[1]
- green jasper[3]
- jadeite[1]




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