Spink.
Byzantine Seals from the Collection of George Zacos, Part|
I. Auction| 127 (7 October 1998). London|.
Spink.
Byzantine Seals from the Collection of George Zacos, Part|
II. Auction| 132 (25 May 1999). London|.
Spink.
Byzantine Seals from the Collection of George Zacos, Part|
III. Auction| 135 (6 October 1999). London|.