 On 30 May 2011 , Essentials & Rarities , double CD set , was released . This was the last Jarre work to be released by Disques Dreyfus . The Essentials disc is a compilation of some of his most famous works . The Rarities disc includes pieces recorded in the years prior to the release of Oxygène . After this release , Jarre recovered sole intellectual property rights over his work , which had previously been owned by Francis Dreyfus Music . 
