them." In my opinion this statement fairly states the common use of language and I respectfully agree with it.
In my opinion the appeal should be allowed and the judgment of the learned Chief Justice should be restored.
RICH, DIXON AND McTIERNAN JJ. This appeal arises out of an action brought quia timet for infringement of copyright. The plaintiffs, who are the appellants, claim to be the owners of the performing right, except the motion picture film rights, in a musical play. They seek to restrain the defendants respondents from exhibiting sound films. They say that the exception covers silent films only and does not extend to the exhibition of sound films. The agreement conferring the appellants' rights and containing the exception was made in September 1924, before talking pictures had taken the place of silent films. Their contention is based on this fact considered with the manner in which the agreement, particularly the exception, is expressed.
The parties are agreed that, at the time of the contract, silent films were the only motion picture films being manufactured or exhibited which were of commercial importance. Experiments had then been made to discover a method of combining the synchronous reproduction of sound with the projection of moving pictures and many patents had been obtained for apparatus for the purpose. The devices included the photographic recording of sound upon film
SO as to reproduce the sound simultaneously with the visual image. Experiments of this kind had been conducted and sound pictures
SO made had been discussed in the public press in the United States and a few such pictures had been publicly exhibited in various picture theatres in New York as items in programmes of both sound and silent pictures. The parties to the agreement were interested in the business of providing public entertainment and knew all this.
The agreement appears to have been made in New York. Under it the respondents, who are an Australian company, took the sole and exclusive right, licence and privilege to produce and perform the musical play in Australia, New Zealand and South Africa. The consideration was the final payment of a lump sum and a royalty consisting of a percentage of the gross receipts of each and every