1894
PRÉVILLE, A. de.
1890
STANLEY, Henry Morton Sir, G.C.B
1876
CHAILLÉ-LONG, Charles Bey
1905
Great Britain. General Staff. Topographical Section.
1892
BROWN, Robert M.A., Ph.D
1871
JONVEAUX, Émile.
1895
Geographische Verlagshandlung Dietrich Reimer
1:3m
1908
Great Britain. General Staff. Topographical Section.
1913
Michiels, Albert
1:6m
1896
BROWN, Robert M.A., Ph.D