F. W. Kolbe

• A language-study based on Bantu
• A Language-Study Based On Bantu Or An Inquiry Into The Laws Of Root-Formation
• An English-Herero dictionary
• An English-Herero dictionary, with an introduction to the study of Herero and Bantu in general
• Language-Study Based on Bantu - or, an Inquiry into the Laws of Root-Formation, the Original Plural, the Sexual Dual, and the Principles of Word-Com
• Language-Study Based on Bantu; or, an Inquiry into the Laws of Root-Formation, the Original Plural, the Sexual Dual, and the Principles of Word-Comp