Given away after an anniversary concert on the 10th of March 2008 in paris. It contains a gold printed CDR with 4 specially composed pieces made from 50 years of sounds made at the GRM. Also has a beautiful set of 12 postcards with scenes of GRM life - dated 10/03/2008. Comes with a programme of concerts to come, events etc. Packed in a red hard plastic INA.FR case. This set was only available that night, it was a wonderful invite only event with pieces by played by Pierre Henry, francois bayle, Bernard Parmegiani and many more.