Traffic in opium and other dangerous drugs
By: Annual reports by governments for 1938. Thailand (Siam) ...
Published: 1939
Place of publication: Geneva
Language: eng
Notes: Caption title.

League of nations Offical no.: C.365. M.278.1939.XI. (O.C./A.R.1948/80)

"Also communicated ... to the Advisory Committee on Traffic in Opium and Other Dangerous Drugs."