The Anglo-Egyptian Sudan : a compendium prepared by officers of the Sudan Government.

von Gleichen, Edward, Lord, 1863-1937
London : Harrison, 1905.
Umfang/Format: 2 v. (1: XIII, 371 S., Ill. (= 82 Ill.), Kt. - 2: VIII, 236 S., Kt.) ; 31 cm.

In the country of the Blue Nile.

von Rey, Charles Fernand
London : Duckworth, 1927.
Umfang/Format: 296 S. ; 23 cm.

Supplement to the Handbook of the Sudan

London : Printed for H.M.S.O. by Harrison & Sons, 1899.
Umfang/Format: 219 p. : 3 fold. maps ; 20 cm.