Chaillu, Paul Belloni du
Grant, James August
Vischer, Hans
Josselin de Jong, Jan Petrus Benjamin de
Seligmann, Brenda and Charles
Churi, Joseph H.
Duggan-Cronin, Alfred Martin
Harris, Sir William Cornwallis
Littmann, Ludwig Richard Enno
Westermann, Diedrich
Thomson, Joseph
Browne, William George
Chapman, James