Most Popular Books
- Die Sprache Der Nama: Nebst Einem Anhange Enthaltend Sprachproben Aus Dem Munde Des Volkes (1870)
- Tsuni-llGoam, the Supreme Being of the Khoi-Khoi
- On the Science of Language and its Study, with Special Regard to South Africa
- Tsuni-Llgoam: The Supreme Being of the Khoi-Khoi
- Tsuni-llGoam, the Supreme Being of the Khoi-Khoi