Columbia subject headings:
Engines of war--Early works to 1800.
Military art and science--History--To 500.
Siege warfare--Early works to 1800.
Harvard subject headings:
Engines of war--Early works to 1800.
Military art and science--History--To 500
Siege warfare--Early works to 1800.
Princeton subject headings:
Apollodorus, of Damascus, active 1st century-2nd century. Poliorkētika.
Engines of war--Early works to 1800.
Engines of war--Rome--History.
Military art and science--History--To 500.
Siege warfare--Early works to 1800.
Siege warfare--Rome--History.