LETITIA BOSMAN v. PP (NO 2) CRIMINAL LAW: Dangerous Drugs Act 1952 - Offence of trafficking - Whether trial judge invoked double presumptions - Failure by trial judge to make specific finding as to which presumption rebutted - Whether resulted in miscarriage of justice - Whether mens rea possession established - Whether knowledge inferred from evidence - Whether conviction safe - Dangerous Drugs Act 1952, ss. 2, 37(d), (da) & 39B(1)(a) |