Columbia subject headings:
Columba, Saint, 521-597.
Harvard subject headings:
Columba, Saint, 521-597.
Princeton subject headings:
Christian saints--Ireland--Biography--Early works to 1800.
Christian saints--Scotland--Biography--Early works to 1800.
Columba, Saint, 521-597--Early works to 1800.
Missionaries--Ireland--Biography--Early works to 1800.
Missionaries--Scotland--Biography--Early works to 1800.