Vertraege, Internat.: Voelkerbundregistrierung 
W 6121 Z 

Treaty-series. -League of Nations. Treaty 
Series. Publication of Treaties and 
International Engagements registered 
with the Secretariat of the League of 
Nations. -Societe des Nations. Recueil 
des Traites et des Engagements internationaux. 
Vol.4-7.100.101.103-117.119129.130-
136 [nebst] General Index N°3-5. 
-Lausanne 1921-33. 4°