
- Author: Ludwig Ferdinand Bucher
- Language: German
- Year: 1854

- Author: Heinrich Kiepert
- Language: German
- Year: 1867

Die deutsche Expedition an der Loango-Küste, nebst älteren Nachrichten über die erforschenden Länder
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- Author: Adolf Bastian
- Language: German
- Year: 1875

- Author: Adolf Bastian
- Language: German
- Year: 1874

- Author: Amand von Schweiger-Lerchenfeld
- Language: German
- Year: 1876

- Author: Adolf Bastian
- Language: German
- Year: 1871