1952
[Freetown] : Surveys & Lands Department, Sierra Leone.
1893
OLIVIER, Aimé Count de Sanderval
1802
LABARTHE, Pierre.
1967
USSR (Union of Soviet Socialist Republics).
1:4m
1825
GRAY, William Major
1897
Henri Eugène Spicq; Service Géographique des Colonies
1:2m
1860
Meyer, J.
1892
BROWN, Robert M.A., Ph.D
1892
BROWN, Robert M.A., Ph.D
1893
Habenicht, Hermann
1:4m