Antártica: O Continente dos Extremos
Risiko Polsprung - Wenn aus Norden Süden wird
2016
North American Regions: The Rocky Mountains
1967
North America: Its Plains and Plateaus
1971
Sambesi - Der donnernde Fluss
2010
Maps Add Meaning to History
1970
Rocks: Where They Come From
1963
Geography of South America: The Continent (Revised)
1977
Rocks and Minerals: How We Identify Them
1971
Země jihu – Vietnam
1957
Map Skills: Using Different Maps Together
1960
Choque de Civilizações
—
Our Round Earth: What It's Like
1971
The Earth: Coastlines
1970
Journey Beyond Three Seas
1957
