Columbia subject headings:
Bridges--Africa, Southern--History.
Harvard subject headings:
Bridges--Mozambique
Mozambique--History--1891-1975.
Oury, Libert, 1868-1939.
Zambezi River--Bridges--History.
Princeton subject headings:
Bridges--Mozambique.
Mozambique--History.
Oury, Libert, 1868-1939.
Zambezi River--Bridges.