1896
BROWN, Robert M.A., Ph.D
1876
CHAILLÉ-LONG, Charles Bey
1871
JONVEAUX, Émile.
1904
East Africa Syndicate Ltd, fl 1902-1904, Creator.
1:634k
1894
PRÉVILLE, A. de.
1890
STANLEY, Henry Morton Sir, G.C.B
1954
Sudan. Maṣlaḥat al-Misāḥah.
1951
Khartoum : Sudan Survey Dept.
1955
Sudan. Maṣlaḥat al-Misāḥah.
1961
McKenzie, John