Carl Wilhelm Isenberg

• Abessinien und Die Evangelische Mission
• The journals of C.W. Isenberg and J.L Krapf detailing their proceedings in the kingdom of Shoa and journeys in other parts of Abyssinia in the years 1839, 1840, 1841 and 1842, to which is prefixed 'A geographical memoir of Abyssinia and South Eastern-Afri