Columbia subject headings:
Harvard subject headings:
Balkan Peninsula--Historical geography.
Cartography--Europe--Early works to 1800.
Cartography--Europe--History
Geography, Ancient--Early works to 1800
Gibraltar--Historical geography.
Orkney (Scotland)--Historical geography.
Ptolemy, active 2nd century. Geographia.
Ptolemy, active 2nd century. Geographia. Book 2.
Princeton subject headings:
Cartography--Europe--Early works to 1800.
Geography, Ancient--Early works to 1800.
Ptolemy, active 2nd century. Geographia.