Seizure of 0.16 gramme morphine sulphate tablets, 1.06 gramme morphine and atropine tablets and 0.1 gramme cocaine tablets at Halifax, N.S., on March 10, 1946 : Convention for Limiting the Manufacture and Regulating the Distribution of Narcotic Drugs of 13 July 1931 as amended by the Protocol of 11 December 1946 : Canada : report no. 7 / communicated by the Government of Canada