Collection 113/3 Opium and Drugs: Conferences and Conventions - Conference on Limitation of Manufacture of Dangerous Drugs 1929: report of preliminary London meeting
Collection 113/12 Opium and Drugs: Conferences and Conventions - Drug Limitation Convention 1931: procès - verbal of 26 June 1936 (Geneva) to alter date of issue of annual statements of world requirements of dangerous drugs
Collection 113/14 Opium and Drugs: Conferences and Conventions - International Convention for the suppression of the illicit traffic in dangerous drugs