No. Title Date
1 A narrative of travels in northern Africa in the years 1818, 19, and 20 : accompanied by geographical notices of Soudan and of the course of the Niger, with a chart of the routes, and a variety of coloured plates, illustrative of the costumes of the several natives of northern Africa
2 Grammar of the Hausa language
3 Manuel pratique de langue Haoussa, langue commerciale du Soudan : avec exercices gradués, suivi d'une chrestomatie analysée, d'une collection de phrases usuelles, d'un vocabulaire Haoussa-Français et d'un vocabulaire systématique
4 Hausaland : or, Fifteen hundred miles through the central Soudan
5 Hausaland : or, Fifteen hundred miles through the central Soudan
6 From Hausaland to Egypt, through the Sudan