Register of or declaration respecting ships
51Every register of or declaration made, in respect of any British or Canadian ship, in pursuance of any of the Acts relating to the registry of British or Canadian ships may be proved in any court either by the production of the original, or by an examined copy thereof, or by a copy thereof purporting to be certified under the hand of the person having charge of the original; and every register or copy of register, and also every certificate of registry granted under any of the Acts relating to the registry of British or Canadian vessels and purporting to be signed as required by law, shall be received in evidence in any court as presumptive proof of all the matters contained or recited in such register, when the register or such copy thereof as aforesaid is produced, and of all matters contained or recited in or endorsed upon such certificate of registry, when the said certificate is produced.