David Owen Kieft
Isabelle Delvaux
Jonathan E. Helmreich
Alan F. Wilt
Guido Bentivoglio
Unknown Author
Permanent Court of International Justice.
Ministère des Affaires étrangères (France)
Daniel Laqua
Guy Vanthemsche
Ivo D. Duchacek
Neal Ascherson
Tukumbi Lumumba-Kasongo
S. W. Couwenberg
Hubert Roland
Noel Golvers