Columbia subject headings:
Asia--Description and travel--Early works to 1800.
Varthema, Lodovico de, active 15th century--Travel--Asia.
Harvard subject headings:
Asia--Description and travel--Early works to 1800
Varthema, Lodovico de, active 15th century--Travel--Asia.
Princeton subject headings:
Asia--Description and travel--Early works to 1800.
Varthema, Lodovico de, active 15th century--Travel--Asia.