The association of producers averted inter alia that their members engaged composers and sound writers under contracts of service for composing songs to be utilised in their films; that the musical works prepared by the composers of lyric and music under contract of service with their mem bers producers of the cinematograph films having been utilised and incorporated in the sound track of the cinemat ograph films produced by the latter, all the rights which subsisted in the composers and their works including the right to perform them in public became the property of the producers of the cinematograph films and no copyright sub sisted in the composers which they could assign to and become the basis of the claim of the IPRS under section 33 of the Act; that their members i.e. the producers of cine matograph films being the authors and first owners of the copyright in the cinematograph films produced by them had the exclusive right inter alia to cause the said films in so far as the same consisted of sounds (which include musical works) to be heard in public as also the exclusive right to make records embodying the sound track of the films produced by them (including any musical work incorporated therein) and to cause the said records to be beard in public; that in the making of a cinematograph film as contemplated by the Act a composer composes a lyric or music under a contract of service or for valuable consideration which is substantial a music director sets it to tunes and imparts music to it and a singer sings the same but none of them nor any one of their aforesaid works can and have any separate copyrights; that motion picture is the combination of all arts and music in the sound track which cannot be detached from the film itself; that the purpose of making a motion picture is not only to complete it but also to publicly exhibit it through out the world; that having regard to the provisions of the Act the ' copyright in the case of 212 a cinematograph film vests in the owner of the film as defined in section 2(d) (v) of the Act; and that in the premises any assignment purporting to have been made in favour of the IPRS was void and of no effect and was incapa ble of conferring any rights whatsoever in such musical works on the IPRS.