Criminal Code (Cap. 9), article 639

639. (1) Notwithstanding the provi sions of the last preceding article, a person may not be convicted of calumnious accusation , perjury or false swearing, solely upon the evidence of one witn ess contradicting the fact previously stated on oath by the person charged or accused; but such person charged or accused may be convicted on the evidence of a single witness, when such eviden ce CRIMINAL CODE [CAP. 9. 395 is corroborated in some circumstance which is material to estab lish the alleged crime by any other proof duly adduced. (2) Nor may a person be convicted of a crime against the safety of the Government, other than a crime under artic le 55, solely upon the evidence of one witness; but in such case it shall be suffi cient if one witness proves one fact and another witness proves another fact, both such facts being mate rial to establish the crime. Evidence by accomplice. (3) Where the only witness against the accused for any offence in any trial by jury is an acco mplice, the Court shall give a direction to the jury to approach the evidence of the witness w ith caution before relying on it in order to convict the accused. Examination of deaf and dumb, deaf or dumb witness.