11In the case of a sound recording made before (the commencement of section twelve, subsection (3) of that section shall apply with the substitution, for the period mentioned in that subsection, of the period of fifty years from the end of the calendar year in which the recording was made.
12Subsection (6) of section twelve shall not apply to a sound recording made before the commencement of that section.
13Notwithstanding anything in section twelve, copyright shall not subsist by virtue of that section in a sound recording made before the first day of July, nineteen hundred and twelve, unless, immediately before the commencement of that section, a corresponding copyright subsisted, in relation to that recording, by virtue of subsection (8) of section nineteen of the Act of 1911 (which relates to records made before the commencement of that Act).