Columbia subject headings:
Cameroon--Description and travel.
Germans--Namibia.
Namibia--Description and travel.
Tanzania--Description and travel.
Togoland--Description and travel.
Harvard subject headings:
Cameroon--Description and travel.
Germans--Namibia
Namibia--Description and travel.
Tanzania--Description and travel.
Togo--Description and travel.
Princeton subject headings:
Cameroon--Description and travel.
Germans--Namibia.
Namibia--Description and travel.
Tanzania--Description and travel.
Togoland--Description and travel.