British Empire
China
Czechoslovakia
France
Germany
Guatemala
Ireland
Italy
Mexico
Norway
Panama
Poland
Spain

May 22-June 6,1933
Geneva

British Empire
Alexander George Montagu Cadogan
Edward Hallet Carr
Robert Anthony Eden
John Allsebrook Simon

China
Vi Kyuin Wellington Koo
Wunsz King

Czechoslovakia
Edvard Benes
Rudolf Kunzl Jizersky
Stefan Osusky

France
Rene Lucien Daniel Massigli
Joseph Paul Boncour

Germany
Friedrich August Wilhelm von Keller

Guatemala
Jose Matos

Ireland
Sean Lester

Italy  
Pompeo Aloisi
Augusto Biancheri

Mexico
Francisco Castillo Najera

Norway
Rolf O. Andvord
Christian Lous Lange
Johan Ludwig Mowinckel

Panama
Raoul A. Amador

Poland
Edward Bernard Andre Maria Raczynski

Spain  
Salvador de Madariaga y Rojo
Luis de Zulueta

President
Francisco Castillo Najera
(Mexico)

Secretary-General of the League of Nations
James Eric Drummond