In 4 vols.
Two fold leaves of maps in pocket.
Translation of: 'Sahara und Sudan'. Published in 3 vols, Berlin : Weidman : Paul Parey ; Leipzig : F.A. Brockhaus, 1879-1889.
Includes index.
Sahara and Sudan by Gustav Nachtigal. ISBN 0900966777. Published by C. Hurst in 1975. Publication and catalogue information, links to buy online and reader comments.