Columbia subject headings:
Harvard subject headings:
Africa--Colonization--History--Exhibitions.
Africans--Germany--Hamburg--Migrations--History--Exhibitions.
Hamburg (Germany)--Colonies--Africa--History--Exhibitions.
Hamburg (Germany)--Colonies--Emigration and immigration--History--Exhibitions.
Hamburg (Germany)--History--Exhibitions.
Princeton subject headings:
Africans--Germany--Hamburg--History.
Hamburg (Germany)--Social life and customs.