Columbia subject headings:
Herculaneum (Extinct city)--In literature.
Pompeii (Extinct city)--In literature.
Harvard subject headings:
Herculaneum (Extinct city)--In literature.
Pompeii (Extinct city)--In literature.
Princeton subject headings:
Herculaneum (Extinct city)--In literature.
Pompeii (Extinct city)--In literature.