(a) because of this Act, a book that this Act requires to be kept or prepared is prima facie evidence of a matter; and
(b) the book, or a part of the book, is kept or prepared by recording or storing matters (including that matter) by means of a mechanical, electronic or other device;
a written reproduction of that matter as so recorded or stored is prima facie evidence of that matter.
(2) A writing that purports to reproduce a matter recorded or
stored by means of a mechanical, electronic or other device is, unless the
contrary is established, taken to be a reproduction of that matter.