General supervision over the execution of agreements with regard to the traffic in opium
Subtitle: in accordance with Article XXIII of the Covenant [at the request of the Government of the Netherlands]
Publisher: League of Nations
Published: 1920
Place of publication: [Geneva
Language: eng
Subjects: Opium trade
Notes: At head of title: Document de l'Assemblée 225 B.  14 décembre 1920.  20/46/225 B.

Paged in duplicate: French and English on opposite pages.

"Preliminary report by Sir William Meyer" containing a short historical summary of the international action hitherto taken.