Collection Of Vocabularies Of Central-African Languages. Sammlung Und Bearbeitung Central-Afrikanischer Vokabularien. 2nd Ed... New Introd. By A. H. M. Kirk-Greene.
Travels And Discoveries In North And Central Africa. Being A Journal Of An Expedition Undertaken Under The Auspices Of H. B. M.'s Government, In The Years 1849-1855. In Three Volumes