Bibliografía (7 obras)
Deep-water shipwrecks off Skerki Bank
2005
Deep water archaeology
1994
The Roman port and fishery of Cosa
1987
Roman sarcophagi in the Metropolitan Museum of Art
1978
The portraits of Septimius Severus, A.D. 193-211
1968
The portraits of Septimus Severus (A.D. 193-211)
