Livingstone, David
Odeleben, Ernst Otto Innocenz Freiherr von
Russell, Warren
Rohlfs, Gerhard Friedrich
Mzik, Hans von
Dubois de Montpéreux, Frédéric
Stephens, John Lloyd
Barttelot, Walther George
Landtman, Gunnar
Carter, Howard / Mace, A. C.
Carter, Howard
Musters, George Chaworth
Hergsell, Gustav
Stanley, Henry Morton