Columbia subject headings:
France--Relations--Nigeria.
Great Britain--Relations--Nigeria.
Nigeria--Colonization.
Nigeria--History--1851-1899.
Nigeria--Relations--France.
Nigeria--Relations--Great Britain.
Harvard subject headings:
France--Relations--Nigeria.
Great Britain--Relations--Nigeria.
Nigeria--Colonization.
Nigeria--History--1851-1899.
Nigeria--Relations--France.
Nigeria--Relations--Great Britain.
Princeton subject headings:
France--Relations--Nigeria.
Great Britain--Relations--Nigeria.
Nigeria--Colonization.
Nigeria--History--1851-1899.
Nigeria--Relations--France.
Nigeria--Relations--Great Britain.